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Rockville G-AMP 20W Guitar Amplifier Combo with Bluetooth, Delay, Dual Guitar Inputs, Clean/Overdrive, EQ Controls, Portable for Practice and Small Gigs

  • Based on 793 reviews
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Availability: In Stock.
Fulfilled by Audiosavings

Arrives Sunday, Aug 31
Order within 9 hours and 7 minutes
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Style: 20 Watt


Features

  • POWERFUL 20-WATT OUTPUT: 6.5" speaker delivers crisp, dynamic sound ideal for practice or small performances.
  • BLUETOOTH CONNECTIVITY: Wirelessly stream backing tracks or play-along music from your smartphone or other Bluetooth devices.
  • BUILT-IN DELAY EFFECT: Adds spacious, ambient depth to your tone-great for crafting professional-sounding performances.
  • DUAL GUITAR INPUTS: Connect two guitars simultaneously for jamming or teaching sessions, offering flexibility for practice or duo setups.
  • FEATURE-RICH DESIGN: Includes Clean/Overdrive channels, 3-band EQ (treble/mid/bass), LED status light, headphone jack, carry handle, and metal corner protectors.

Brand: Rockville


Color: Black


Compatible Devices: Guitar


Material: Plastic, possibly Metal


Output Wattage: 20 Watts


Product Dimensions: 12.2 x 5.5 x 12.6 inches


Item Weight: 10.38 pounds


Item model number: G-AMP 20


Date First Available: February 24, 2022


Manufacturer: Rockville


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, Aug 31

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Great Gift for my Boyfriend!
Style: 20 Watt
For the price, this amp offers incredible value. The sound quality is crisp and clear, and the 20 watts of power are perfect for practicing at home. The dual input feature is fantastic for connecting multiple instruments or even practicing with a friend. It has good sound and the Bluetooth is awesome. I really liked the delay feature, but the second channel doesn’t have a dedicated volume, which sucks. The amp gets plenty loud for practice and is built well. One of my favorite features is the Bluetooth capability. It’s so convenient to connect my phone or tablet to stream music, which is perfect for play-along sessions or even backing tracks. The built-in delay effect is another awesome touch, giving my sound an extra layer of depth and character. The amp itself is compact, lightweight, and very portable, making it easy to carry around or even just move it around the house. It's built well and feels solid.But if you're looking for a budget-friendly amp with a lot of versatility, the Rockville G-AMP 20 Watt is an excellent choice. ... show more
Reviewed in the United States on April 3, 2025 by Alexa Amador

  • Wonderful amp, amazing price!
Style: 20 Watt
This amplifier works exactly with what I needed. I connect this amplifier to my Cube 10G. When they are connected it sounds absolutely perfect! Two different sounds match perfectly! And I'm definitely being able to use the Bluetooth to add drum loops or any other apps. Amazing amazing!🤟🎸
Reviewed in the United States on June 16, 2025 by alexecsedy alexecsedy

  • Definitely worth it.
Style: 20 Watt
Bought this as a beginner guitar player. Works well and has Bluetooth capability, so you can play along with recorded accompaniments. Definitely an inexpensive good buy for beginners. One shortcoming is that the AC cord is shorter than I’d like it to be.
Reviewed in the United States on September 29, 2024 by Joseph M Miller

  • Good product
Style: 20 Watt
Great item for small rooms Clear sound, but connected lightweight to carry, the cord is too short I have use an extention cord to reach high socket
Reviewed in the United States on June 1, 2025 by Crystal Horton

  • Quality / Price
Style: 20 Watt
Good quality.. Small but big sound for a practice amp. Very satisfied with purchase and price.
Reviewed in the United States on May 26, 2025 by Rich jamison

  • I LOVE. but, sound could use a bit of work
Style: 20 Watt
I really really like it!!! Just got my first ever amp and electric guitar and for a first amp it's pretty nice! Seeing as this is my first, I'm not very well versed in amplifiers and their sounds and qualities and overall functionality. That being said however, I had much higher expectations from this item because of the reviews appraisal of it. It does it's job! Functions very well, I love the Bluetooth and headphone jack feature, as well as the dual input feature that'll be great to practice or jam with friends. The sound gets pretty loud. Not as loud as I was expecting, but It packs a punch that I have to have the volume on like 2 with the distortion up just to be able to play semi-quietly in my room lol. The clean channel is obviously quieter at full volume but it still gets really loud. My only issue is the sound quality could be better. Honestly much better. Its nothing horrible! It sounds quite nice! And while this is a "cheaper" end amp, even for almost $70 I'd expect a bit more quality sound. I plan to replace the speaker eventually as I'm just going to use this amp as a practice/jam session amp and maybe take it to small/medium venues if I can get that far. I think it's perfect for practice and travel venues where you don't wanna lug around big or expensive equipment. I do love it, and im sure with a better speaker it'll blow me away. For what you get and the price, i highly recommend EDIT: I COMPLETELY FORGOT ANOTHER THING ABOUT THIS AMP. The power cord that plugs into an outlet is SO.SHORT. idk if tahts common among amplifiers but like it's unreadable short omg. My room is tiny, so I like to sit at my desk to play guitar. But the amp can hardly even meet me halfway here and im maybe a maximum of 5 feet away from where it's plugged in. So that's annoying a bit. Also for me personally I love a rock and metal and heavily distorted but also crunchy sound, and it is kinda hard to get that sound accurately out of this haha. I probably just have to mess around with it a bit more, but the cleaner tones sound amazing on this amp, but if you're looking mainly for distortion like me, this may not wanna be your very first pick, but definitely nowhere near the last. I love this little thing ... show more
Reviewed in the United States on May 4, 2025 by Kawaii Mirasaki

  • The sound
Style: 40 Watt
This is an awesome amplifier especially for its size and I've owned a lot of them in my time but this is a really nice little unit well worth the money yeah I don't know what else to say it's just a real awesome unit I recommend it to anybody
Reviewed in the United States on March 22, 2025 by Briensimms

  • Perfect for home practice
Style: 20 Watt
This is a great and affordable practice amp for those with roommates or annoying neighbors. I had decided between this or the Fender Frontman, and for the cost vs. features, this one has the most bang for the buck. The big standout being the Bluetooth feature for playing along with a song you’re learning. Having 2 inputs for a friend to come practice with you is also an added bonus. The sound is clean and the delay works well. The overdrive is OK (dirtier than I prefer) but you might want to use your pedals for more control. I bought the 20W just for practice at home, but if you’re looking to play with a full band without lugging heavy equipment, the 40W version might possibly work for you. Just ask your drummer to not beat the crap out of the song. ... show more
Reviewed in the United States on October 15, 2023 by S. Stubblefield

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