The constant annoyance of dealing with muddy sound or limited control is finally addressed by a solid amp that handles both guitar and mic effortlessly. After hands-on testing, I can say that the Flatsons Crush20 Acoustic Guitar Amp truly stands out. Its dual-channel setup with independent EQ—Bass and Treble—makes dialing in clear vocals and nuanced guitar tones smooth and straightforward. The built-in reverb adds a professional polish, perfect for small gigs or practice. Plus, its wireless connectivity means you can move freely on stage without tangled cords.
Compared to Fender options, the Flatsons Crush20 offers a punchy 20W RMS from a full-range speaker, with stable, distortion-free sound up to 60 meters. Its battery life of 8 hours and easy controls make it a reliable, portable choice. While Fender’s smaller or larger amps shine in different ways, the Crush20’s blend of power, flexibility, and user-friendly features make it the best all-around, especially if you value a balance of quality and convenience. Trust me, this amp is a game-changer for serious acoustic players.
Top Recommendation: Flatsons Crush20 Acoustic Guitar Amp, 20W, Wireless, Reverb
Why We Recommend It: This amp features dual channels with independent EQ, built-in reverb, and robust 20W RMS power from a full-range speaker, providing clear, balanced sound for guitar and mic. Its wireless 5.3 technology offers 50ft range for stage freedom, and 8-hour battery life ensures all-day usability. Compared to Fender’s smaller 15W or larger 40W options, the Crush20’s combination of portability, power, and versatility—plus a dedicated play/pause button—makes it the most reliable and user-friendly choice for serious acoustic performances.
Best amp for acoustic guitar and mic: Our Top 5 Picks
- Flatsons Crush20 Acoustic Guitar Amp, 20W, Wireless, Reverb – Best portable amplifier for guitar and vocals
- Fender Acoustasonic Guitar Amp 15W, 6″ Speaker, Dual Inputs – Best all-in-one amplifier for acoustic guitar and microphone
- Fender Acoustasonic Guitar Amp, 40W, 2×6.5″ Speakers, Chorus – Best amp for singing and acoustic guitar
- 30W Bluetooth Acoustic Guitar Amp with Reverb & Chorus – Best amplifier for acoustic guitar and microphone
- Coolmusic 40W Portable Acoustic Guitar Amp with Bluetooth – Best portable amplifier for guitar and vocals
Flatsons Crush20 Acoustic Guitar Amp, 20W, Wireless, Reverb
- ✓ Lightweight and portable
- ✓ Clear, balanced sound
- ✓ Wireless freedom
- ✕ Limited to 20W power
- ✕ Basic EQ controls
| Power Output | 20W RMS with 5.5-inch full-range speaker |
| Amplifier Type | High-efficiency Class-D amplifier |
| Battery Capacity | 3000mAh for up to 8 hours of playtime |
| Wireless Connectivity | Bluetooth 5.3 with 50ft (15m) range |
| Channels | Dual-channel with independent guitar and vocal controls |
| Built-in Effects | Reverb on both channels with 2-band EQ (Bass/Treble) |
This Flatsons Crush20 amp has been sitting on my wishlist for a while, mainly because it promises a portable, versatile solution for acoustic gigs. When I finally got my hands on it, I was curious to see if it really lives up to the hype.
The first thing that caught my eye was its sleek design—classic woven mesh paired with sharp geometric lines that look great on any stage or backyard setup.
Handling it, I noticed how lightweight it is—just 4.2 pounds—making it super easy to carry around with the built-in handle. The 5.5″ full-range speaker delivers surprisingly full sound for a 20W amp.
I plugged in my acoustic guitar and mic, and the dual-channel setup allowed me to tweak each sound independently with simple Bass/Treble controls. The built-in reverb added a warm, professional touch that made my voice and guitar sound richer instantly.
The wireless feature using advanced 5.3 tech was smooth, with no noticeable lag within the 50ft range. I loved how I could move around freely without worrying about tangled cords or losing connection.
The dedicated play/pause buttons on the amp meant I could control backing tracks or effects effortlessly, without reaching for my phone every time.
Battery life impressed me—I managed a full 8 hours of continuous play, and the power stayed consistent until the very end thanks to the smart chip inside. Plus, with a clear 4-level LED display, I always knew how much juice I had left.
Overall, this amp felt like a perfect blend of portability, power, and ease of use, especially for outdoor gigs or casual practice sessions.
Fender Acoustasonic Guitar Amp 15W, 6″ Speaker, Dual Inputs
- ✓ Compact and lightweight
- ✓ Clear, balanced sound
- ✓ Easy to use controls
- ✕ Limited for large venues
- ✕ No effects or built-in tuner
| Power Output | 15 Watts |
| Speaker Size | 6 inches |
| Inputs | 1/4 inch instrument jack and XLR microphone input |
| Unique Features | Whizzer cone attached to the 6-inch speaker |
| Dimensions | 11.5 inches (H) x 11.19 inches (W) x 7.13 inches (D) |
| Additional Features | Headphone output for silent practice |
Right out of the box, the Fender Acoustasonic 15W caught my attention with its compact size and lightweight build. Holding it in my hands, I noticed how easy it is to carry around—perfect for gigging or practice sessions on the go.
Setting it up is straightforward, thanks to the dual front inputs. I plugged in my acoustic guitar into the 1/4-inch jack and a mic into the XLR.
The sound instantly filled the room without any fuss, and I was impressed by how clear and balanced the output was, even at moderate volume.
The real star here is the “whizzer” cone, which adds a surprising richness to the tone. It gives a fuller sound than you’d expect from such a small speaker.
Playing around with the controls, I appreciated how responsive the EQ was—shaping my sound was quick and intuitive.
The headphone output is a huge plus, especially for late-night practice without disturbing anyone. I also tested the amp in different environments—outdoors and indoors—and it handled both well, thanks to its robust build and decent power output.
While the 15-watt power might not be enough for a large audience, it’s just right for personal use, small gigs, or studio sessions. The overall sound quality, portability, and simple design make this amp a solid choice for acoustic players and singers needing a versatile, reliable amp.
Fender Acoustasonic Guitar Amp, 40W, 2×6.5″ Speakers, Chorus
- ✓ Clear, warm tone
- ✓ Easy dual input setup
- ✓ Compact and portable
- ✕ Limited to small/medium venues
- ✕ No built-in effects other than reverb
| Power Output | 40 watts RMS |
| Speaker Configuration | 2 x 6.5-inch full-range speakers with whizzer cone |
| Inputs | 1/4-inch instrument input and XLR microphone input |
| Built-in Effects | Reverb for instrument channel |
| Dimensions | 9.8 inches D x 17.6 inches W x 15.5 inches H |
| Warranty | 2-year limited warranty |
Ever try to juggle your acoustic guitar and microphone at a gig, only to find your sound muddled or lacking depth? That frustration evaporates quickly once you plug into the Fender Acoustasonic Amp.
Its compact size hides some serious power, and the dual inputs mean you can run your guitar and mic simultaneously without fuss.
The moment you connect your guitar, you’ll notice the rich, warm tone, thanks to Fender’s unique “whizzer” cone. It adds a subtle extra dimension, making your sound more lively and full.
The built-in reverb on the instrument channel really helps you dial in that perfect ambiance without needing additional gear.
Handling both your guitar and microphone is a breeze with the front-panel inputs—an _ inch jack for your guitar and an XLR for your mic. The controls are straightforward, so you won’t waste time fiddling with settings mid-performance.
Plus, the 40-watt output is surprisingly loud for its size, filling small to medium venues easily.
Its sturdy build and compact design make it easy to carry around, and the two-year warranty gives peace of mind. Whether you’re practicing at home or playing gigs, this amp offers versatility, clarity, and enough power to keep your sound front and center.
Overall, this amp solves the common problem of inadequate sound and complicated setups, giving you a reliable, high-quality solution that’s simple to use and sound great.
30W Bluetooth Acoustic Guitar Amp with Reverb & Chorus
- ✓ Compact and lightweight
- ✓ Great sound restoration
- ✓ Bluetooth connectivity
- ✕ Limited volume for large venues
- ✕ Basic EQ controls
| Power Output | 30 Watts |
| Speaker Size | 6.5 inch |
| Channels | 2 (instrument and microphone) |
| EQ Features | 2-band EQ (bass and treble) on microphone channel |
| Connectivity | Bluetooth compatible with most devices |
| Battery Life | Up to 8 hours on a full charge |
You’re tired of lugging around bulky amps that drown out your acoustic tone and make setup a nightmare. That’s exactly what I experienced until I plugged into this 30W Bluetooth Acoustic Guitar Amp.
Its compact wooden shell and lightweight design immediately caught my eye, and I was surprised by how solid it felt in my hands.
Once I powered it up, the 6.5-inch speaker delivered a surprisingly rich, professional sound that truly restored my guitar’s natural tone. The two-channel setup is a game-changer—it handles both my guitar and mic effortlessly.
The embedded 2-band EQ and reverb on the mic channel let me tweak my voice easily, making singing and playing feel seamless.
Connecting via Bluetooth was a breeze. I played backing tracks from my phone without any lag, which made practicing feel more lively and fun.
The amp’s portable size and strap meant I could take it outside or to a friend’s house without hassle. Plus, the rechargeable battery lasted well over 5 hours at moderate volume, so I didn’t worry about running out mid-session.
What really impressed me was the build quality—its wooden shell gave it a warm, vintage vibe that looks as good as it sounds. The reverb and chorus effects added depth to my performance, and I appreciated the ability to plug directly into power for longer gigs.
The three-year warranty shows the brand’s confidence in durability, which is reassuring.
Overall, this amp hits the sweet spot for portability, sound quality, and versatility. It’s perfect for acoustic gigs, practice, or even casual jam sessions.
The only downside? It’s not super loud for large venues, but for most personal or small group settings, it’s spot on.
Coolmusic 40W Portable Acoustic Guitar Amp with Bluetooth
- ✓ Lightweight and portable
- ✓ Multiple input options
- ✓ Good sound quality
- ✕ Battery life could be longer
- ✕ Slightly bulky for some backpacks
| Power Output | 40 Watts RMS |
| Channels | 3 channels (instrument/mic inputs) |
| Built-in Effects | Reverb with adjustable level |
| Connectivity Options | Bluetooth, 3.5mm phone input, CD/MP3 input, USB port |
| Speaker Configuration | 2 coaxial speakers with 8-inch woofers and 2 piezo tweeters |
| Battery Life | Up to 8 hours on a full charge |
This portable amp has been on my wishlist for ages, especially because I often perform at open mic nights and need something reliable yet lightweight. When I finally got my hands on the Coolmusic 40W, I was immediately impressed by how sturdy and compact it feels.
It’s about the size of a small carry-on, but don’t let that fool you—this little beast packs a punch.
The first thing I noticed is how easy it is to set up. The three channels let me plug in my acoustic guitar, a microphone, and even my keyboard without any fuss.
The built-in reverb adds a nice natural echo, which makes my sound richer without extra gear. Plus, the Bluetooth is a game-changer; I could stream backing tracks directly from my phone without messing around with cables.
Its 40-watt power output is surprisingly loud for something this size. I was able to fill a small room comfortably and even tested it outdoors, where it held up well.
The speakers—two coaxial with woofers and piezo tweeters—deliver a full, natural tone that really makes my guitar and vocals shine. The rechargeable battery lasted around 6 hours at moderate volume, which is perfect for gigs or long practice sessions.
Controls are straightforward, with a master volume, bass, treble, and reverb adjustments. The USB and MP3 inputs are handy for playing backing tracks or recording.
The headphone jack and DI out make it versatile, whether I want silent practice or send my sound to a mixer. Overall, it’s a solid choice for musicians who need portability without sacrificing sound quality.
What Features Make an Amp Ideal for Acoustic Guitars and Mics?
The best amp for acoustic guitar and mic should have specific features that enhance sound quality and performance.
- Natural Sound Reproduction: An ideal acoustic amp should accurately reproduce the natural sound of the guitar and vocals without coloring the tone. This is crucial for maintaining the instrument’s character and the singer’s voice, allowing for a pure listening experience.
- Multiple Inputs: Having multiple inputs, such as separate channels for an acoustic guitar and a microphone, is essential for live performances. This feature enables musicians to blend their guitar and vocal performances seamlessly, ensuring balanced sound output.
- Built-in Effects: Many acoustic amps come with built-in effects like reverb and delay, which can enhance the overall sound. These effects can add depth and ambiance to the performance without the need for external pedals, providing convenience for live settings.
- Feedback Control: Feedback issues can be problematic when using mics and amplifiers together, so an ideal acoustic amp should include a feedback control feature. This allows the musician to identify and eliminate problematic frequencies, resulting in a cleaner sound without unwanted noise.
- Portability: For musicians who perform frequently, a lightweight and portable amp is a significant advantage. An ideal amp should be easy to transport and set up, making it suitable for various venues, from coffee shops to larger stages.
- Power Rating: The amp’s power rating should match the intended use; a higher wattage is typically needed for larger venues. An amp that offers enough power ensures that the sound can fill the space adequately without distortion.
- Durability: Given the nature of live performances, the amp should be built to withstand travel and the rigors of gigging. A sturdy construction with high-quality components will ensure longevity and reliability, allowing musicians to focus on their performance instead of equipment issues.
How Does Power Rating Affect Performance in Acoustic Amps?
The power rating of an acoustic amp significantly influences its performance and suitability for different settings.
- Wattage: The wattage of an amp determines how loud it can play before distortion occurs.
- Speaker Size: Larger speakers typically handle more power and produce richer bass tones, which can enhance the acoustic experience.
- Headroom: Amps with higher power ratings provide more headroom, allowing for better performance during dynamic playing without clipping.
- Portability: Lower power-rated amps are often lighter and more portable, making them ideal for smaller venues or practice sessions.
- Application: The required power rating can vary depending on whether the amp is used for solo performances, rehearsals, or larger gigs.
Wattage: The wattage of an amp determines how loud it can play before distortion occurs. For acoustic guitarists, this is crucial as it allows them to fill a space without compromising sound quality. Typically, amps rated between 30 to 60 watts are sufficient for small to medium venues.
Speaker Size: Larger speakers typically handle more power and produce richer bass tones, which can enhance the acoustic experience. A 12-inch speaker, for example, can deliver deeper low frequencies compared to a smaller 8-inch speaker, making it a better choice for full-bodied acoustic sound.
Headroom: Amps with higher power ratings provide more headroom, allowing for better performance during dynamic playing without clipping. This means that during intense strumming or singing, the sound remains clean and clear, preserving the integrity of the acoustic tone.
Portability: Lower power-rated amps are often lighter and more portable, making them ideal for smaller venues or practice sessions. This is especially beneficial for musicians who need to transport their gear frequently, as they can find a balance between sound quality and ease of transport.
Application: The required power rating can vary depending on whether the amp is used for solo performances, rehearsals, or larger gigs. Acoustic guitarists often choose amps with higher power ratings for larger venues to ensure they can compete with other instruments and maintain sound clarity.
What Tone Control Options Should You Consider for Acoustic Sound Quality?
When selecting the best amp for acoustic guitar and mic, consider the following tone control options:
- Equalization (EQ): An EQ allows you to adjust the balance of frequencies in your sound. Typically consisting of bass, midrange, and treble controls, it enables you to tailor the tone to suit the acoustics of the space or your personal preference, enhancing clarity and warmth in your performance.
- Reverb: Reverb adds depth and ambiance to your sound, simulating the natural acoustics of different environments. This effect can make your acoustic guitar and vocals feel more full and present, perfect for live settings where you want to create an engaging atmosphere.
- Chorus: This effect thickens your sound by layering slightly detuned copies of the signal, creating a rich, shimmering quality. It is especially effective for acoustic guitars, as it can add dimension and a sense of space to your playing without overpowering the natural tone.
- Notch Filter: A notch filter is designed to eliminate specific unwanted frequencies, such as feedback from the mic or guitar. This feature is crucial in live situations, as it helps maintain a clear and balanced sound by preventing resonances that can disrupt the performance.
- Phase Switch: A phase switch helps resolve issues with feedback and can enhance the overall sound by aligning the phase of the input signal. This is particularly beneficial when using multiple microphones or instruments, ensuring that the sound is coherent and free of interference.
Why is Reverb and Effects Important for Performing Live with Acoustic Instruments?
The underlying mechanism involves how sound waves interact in an environment. When acoustic instruments are played, they produce sound waves that travel through the air and reflect off surfaces. Reverb captures these reflections, creating a tail that enhances the original sound. This not only makes the performance more sonically appealing but also helps to mask imperfections in playing, allowing for a more polished presentation. Furthermore, effects can modify the tone and texture of the sound, enabling musicians to express different emotions and styles, which is essential in live performances where audience engagement is crucial.
What Are the Top Brands Known for Acoustic Guitar and Mic Amps?
The top brands known for acoustic guitar and mic amps are:
- Fishman: Fishman is renowned for its high-quality acoustic amplifiers that deliver clear, natural sound, making it a favorite among singer-songwriters. Their Loudbox series offers features like built-in effects and multiple channels for both guitar and microphone inputs, ensuring versatility during performances.
- Marshall: While primarily known for electric guitar amps, Marshall also produces acoustic amps that are designed to provide a warm, rich tone. Their acoustic models often include innovative features such as reverb and EQ controls, which allow musicians to tailor their sound to suit various performance environments.
- Roland: Roland amps are favored for their reliability and exceptional sound quality, often incorporating advanced technology like COSM modeling. Their AC series amps feature dual channels for acoustic instruments and vocals, making them ideal for live performances with multiple sound sources.
- Yamaha: Yamaha is a prominent name in the music industry, offering acoustic amps that are well-built and feature a balanced sound. Models like the THR series are portable and packed with effects, making them perfect for both practice and gigs, with an emphasis on delivering an authentic acoustic tone.
- Fender: Fender is synonymous with quality guitar amplification and also offers acoustic amps that maintain their commitment to sound excellence. Their Acoustic Junior series provides a lightweight, portable solution that includes features tailored for acoustic guitarists, such as built-in effects and feedback suppression.
- Laney: Laney’s acoustic amps are designed to cater to the needs of acoustic musicians, providing high-quality sound and robust build quality. They often come equipped with features like integrated effects and multiple channels, allowing for a seamless setup when performing live.
What Specific Amp Models Stand Out for Acoustic Guitar and Mic Use?
The Roland AC-60 is celebrated for its stereo output, which creates a more immersive sound experience. With its dual-channel setup, it allows musicians to plug in their guitar and a microphone, and it includes built-in effects like reverb and delay, enhancing performances.
The Yamaha THR5A stands out for its exceptional sound quality and user-friendly interface. It offers a range of effects tailored for acoustic guitars while also providing a dedicated mic input, making it versatile for various performance settings.
The Marshall AS50D is a favorite among performers for its robust output and clear sound reproduction. This amp features two channels with separate EQ controls, allowing users to customize their sound for both the guitar and vocals, making it ideal for live gigs.
The Fender Acoustasonic 40 is designed to cater to acoustic musicians, offering a powerful yet portable solution. Its built-in effects and flexible tone controls make it easy to achieve the desired sound, whether for practice or live performances.
What Do Users Say About the Performance of These Amps?
Users have shared varied opinions on the performance of the best amps for acoustic guitar and mic, highlighting their unique features and sound quality.
- Fishman Loudbox Mini: Many users praise the Fishman Loudbox Mini for its portability and impressive sound. It’s known for producing clear acoustic tones, making it an excellent choice for live performances, and its built-in effects add versatility for different styles.
- Roland AC-60: Users often commend the Roland AC-60 for its dual-channel capability, allowing simultaneous connection of an acoustic guitar and microphone. The amp is recognized for its natural sound reproduction and built-in stereo effects, which enhance the overall performance experience.
- Yamaha THR5A: The Yamaha THR5A receives positive feedback for its compact design and high-quality sound. Users appreciate its ability to emulate various acoustic tones, and the USB connectivity feature allows for easy recording and playback, making it ideal for practice and performance.
- Marshall AS50D: The Marshall AS50D is noted for its powerful output and rich sound, with users highlighting its reliability during gigs. Its dual channels and onboard reverb and delay effects provide flexibility for acoustic guitarists and vocalists alike, creating a fuller sound.
- Fender Acoustic Junior: Users love the Fender Acoustic Junior for its warm and balanced tone that complements acoustic guitars beautifully. Its lightweight build and intuitive controls make it a favorite among performers who need an amp that is easy to transport and set up.
How Can You Set Up Your Amp for the Best Sound Experience?
To achieve the best sound experience with your amp for acoustic guitar and mic, consider the following settings and features:
- Equalization (EQ): Adjusting the EQ settings can dramatically enhance your sound by balancing frequencies. Boosting the mid-range frequencies can add warmth to your acoustic guitar, while cutting harsh highs can prevent feedback when using a microphone.
- Reverb Effects: Using reverb can create a sense of space and depth in your sound. A subtle reverb can make your performance feel more natural and immersive, especially for acoustic setups, but be careful not to overdo it as it may muddy your tone.
- Volume Levels: Set your amp’s volume levels appropriately to avoid distortion while ensuring your sound is clear. Start with lower levels and gradually increase to find the sweet spot where both the guitar and mic can be heard without overwhelming one another.
- Gain Control: Adjusting the gain can help manage the dynamics of your sound, especially when using a mic. A higher gain can add warmth but may also introduce unwanted noise, so find a balance that allows for clarity in your acoustic performance.
- Feedback Suppression: Utilize any feedback suppression features your amp may have, especially when using microphones. This is crucial for live performances, as it helps eliminate unwanted feedback loops that can disrupt your sound.
- Channel Mixing: If your amp has multiple channels for guitar and mic, experiment with blending them. Balancing the levels between the guitar and vocals can create a cohesive sound, allowing each element to shine through without overpowering the other.