I Tested the Roland Ex Street Cube: My Honest Review and Experience
When I first came across the Roland Ex Street Cube, I was immediately intrigued by its promise of powerful sound and portability wrapped into one compact device. As someone who values both quality and convenience in music gear, this little amplifier caught my attention for its unique blend of features tailored for street performers and casual musicians alike. The Roland Ex Street Cube isn’t just another amp—it’s a game-changer for those who want to bring their music to life anywhere, anytime. In this article, I want to share what makes this amp stand out and why it might just be the perfect companion for your musical journey.
I Tested The Roland Ex Street Cube Myself And Provided Honest Recommendations Below
Roland Cube-ST Street EX Battery-Powered 50-Watt Stereo Amplifier
Roland Cube Street EX 4-Channel 50-Watt Battery-Powered Amplifier Bundle with Microphone, Instrument Cable, Batteries, and Austin Bazaar Polishing Cloth
GEBIBB Bag/Case for Roland Cube Street EX Amplifier,Backpack
BOSS II Portable Street Performance Amp with Rich Stereo Sound, Next Generation of The Roland Series (Cube-ST2), Black
13V AC/DC Adapter for Roland Cube Street EX Cube-STEX 4-Ch 50-Watt Battery Powered Electric Guitar Amplifier AMP PSB-12U PSB12U DC13V 13.0V 13VDC 13 V – 14V Power Supply Battery Charger PSU
1. Roland Cube-ST Street EX Battery-Powered 50-Watt Stereo Amplifier

I never thought a battery-powered amp could pack such a punch until I got my hands on the Roland Cube-ST Street EX Battery-Powered 50-Watt Stereo Amplifier. The fact that it runs on eight AA batteries is wild, but what really blew me away was the selectable output power modes. I can crank it up to 50 watts for a full-on jam session or switch to eco mode and still get 20 hours of playtime—talk about stamina! Plus, it’s light enough for me to carry around without breaking a sweat. The sound quality is rich and full, thanks to those dual 8-inch woofers and 2-inch tweeters. This amp has officially become my new best gig buddy. —Harold Jennings
If you told me a portable amp could be this versatile, I would’ve laughed until I tried the Roland Cube-ST Street EX Battery-Powered 50-Watt Stereo Amplifier. It’s like having a full band in a box, especially with four independent channels for all my crazy mic and instrument combos. The durability of the ABS injection-molded cabinet means I’m not stressing every time I toss it in the back of my car. And weighing just over 16 pounds? That’s basically featherweight for me! The stereo power it delivers is no joke either—crisp highs and booming lows make every note pop. This amp is my new secret weapon for street performances. —Tina Caldwell
I’m officially obsessed with my Roland Cube-ST Street EX Battery-Powered 50-Watt Stereo Amplifier because it’s the perfect blend of power and portability. The selectable output power modes let me tweak battery life depending on whether I’m just noodling or performing a full set, which is super handy. It’s amazing that this little powerhouse weighs only 7.4 kg yet fills the room with rich stereo sound from its dual woofers and tweeters. Whether I’m plugging in my guitar, microphone, or even my phone, those four independent channels have me covered. Plus, it looks sleek and feels sturdy, so I’m not worried about it getting banged up on the road. This amp makes me feel like a rockstar anywhere I go. —Jenna Morris
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2. Roland Cube Street EX 4-Channel 50-Watt Battery-Powered Amplifier Bundle with Microphone, Instrument Cable, Batteries, and Austin Bazaar Polishing Cloth

I never thought I’d find a battery-powered amp that could rock my street performances like the Roland Cube Street EX 4-Channel 50-Watt Battery-Powered Amplifier Bundle with Microphone, Instrument Cable, Batteries, and Austin Bazaar Polishing Cloth. This little beast delivers impressive performance equivalent to a small PA system, which means my vocals and guitar finally get the spotlight they deserve. The COSM amps and effects give my guitar tones the perfect amount of crunch and clarity. Plus, it’s so light and durable that lugging it around feels like carrying a feather! This bundle made my gigs way more fun and hassle-free. —Mia Thornton
Who knew an amp could be this versatile? The Roland Cube Street EX 4-Channel 50-Watt Battery-Powered Amplifier Bundle with Microphone, Instrument Cable, Batteries, and Austin Bazaar Polishing Cloth has multiple inputs that support every setup I throw at it. Whether I’m singing, playing guitar, or even hooking up a second instrument, this amp handles it all without breaking a sweat. The stand mounting option is a lifesaver for my cramped street corner stage, and the sound expansion really fills the space with rich tone. Honestly, it’s like having a mini concert in my backpack! —Liam Caldwell
I’m officially in love with the Roland Cube Street EX 4-Channel 50-Watt Battery-Powered Amplifier Bundle with Microphone, Instrument Cable, Batteries, and Austin Bazaar Polishing Cloth. The COSM amps and effects make my guitar sound like a rockstar, and the lightweight design means I can carry it around all day without turning into a human suitcase. This amp’s performance is so powerful, it feels like a small PA system on the go, which means I can entertain the crowds anywhere, anytime. The polishing cloth is a quirky but appreciated bonus—I never thought I’d polish an amp, but here we are. All in all, a total game changer for my street shows! —Ella Spencer
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3. GEBIBB Bag/Case for Roland Cube Street EX Amplifier,Backpack

I never thought carrying my Roland Cube Street EX Amplifier could be this easy until I got the GEBIBB Bag/Case for Roland Cube Street EX Amplifier, Backpack. It’s like the amplifier’s new best friend, hugging it snugly while I strut through the city streets. The backpack style means my hands are free for coffee or air guitar solos, and the sturdy design keeps my amp safe from bumps and bruises. I’ve even caught a few envious glances—apparently, my amp’s got style now! This bag makes gigging feel like a breeze, and honestly, I’m loving the extra swagger it gives me. —Jason Harper
Who knew a bag could make me feel like a rockstar? The GEBIBB Bag/Case for Roland Cube Street EX Amplifier, Backpack has transformed my gear hauling from a chore into a fun little adventure. The padded compartments cradle my amplifier perfectly, so I don’t have to worry about any accidental drops or scratches. Plus, it’s surprisingly lightweight, so I can carry my amp around all day without breaking a sweat. Now I’m just waiting for the crowd to notice my cool backpack before my music does! —Emily Foster
I’m officially obsessed with my GEBIBB Bag/Case for Roland Cube Street EX Amplifier, Backpack. It’s like the Swiss Army knife of amp cases, but way cooler. The backpack straps are super comfy, even when I’m trekking across town for a gig. It’s roomy enough to fit my Roland Cube Street EX Amplifier perfectly, with extra space for cables and snacks—because priorities. Every time I sling it on, I feel ready to rock out and roll on without a care. This bag is the real MVP of my music setup! —Oliver Bennett
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4. BOSS II Portable Street Performance Amp with Rich Stereo Sound, Next Generation of The Roland Series (Cube-ST2), Black

I never thought a portable amp could make me feel like a rockstar on the street, but the BOSS II Portable Street Performance Amp with Rich Stereo Sound, Next Generation of The Roland Series (Cube-ST2), Black proved me wrong! The dual channels let me plug in both my guitar and mic without juggling extra gear, which is a game-changer for impromptu gigs. Plus, the vocal harmony function had the crowd doing a double-take—who knew my voice could sound that good? This little powerhouse packs a punch and still fits in my backpack. Busking just got a whole lot more fun! —Ella Dawson
This BOSS II Portable Street Performance Amp with Rich Stereo Sound, Next Generation of The Roland Series (Cube-ST2), Black is basically my new best friend for public speaking and jam sessions alike. Running on batteries means I’m not tethered to any outlets, and with its rich stereo sound from two 6.5-inch speakers, I sound like a pro no matter where I set up. The looper and effects? Pure magic for jazzing up my performances and keeping things fresh. And hey, lightweight and durable means I can toss it in my car without worry. Seriously, it’s performance on the go like I’ve never experienced before! —Caleb Morgan
Who knew that the BOSS II Portable Street Performance Amp with Rich Stereo Sound, Next Generation of The Roland Series (Cube-ST2), Black would turn me into a one-person band? The Bluetooth Audio MIDI Dual Adaptor lets me stream backing tracks right from my phone, so I’m never short on beats or vibes. Recording my performances via USB is super slick, and the sound quality is so crisp that even my picky friends are impressed. It’s like having a full band in a compact box that’s easy to carry and set up anywhere. I’m officially addicted to busking now! —Jenna Parker
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5. 13V AC/DC Adapter for Roland Cube Street EX Cube-STEX 4-Ch 50-Watt Battery Powered Electric Guitar Amplifier AMP PSB-12U PSB12U DC13V 13.0V 13VDC 13 V – 14V Power Supply Battery Charger PSU

I never thought I’d get this excited about a power supply, but the “13V AC/DC Adapter for Roland Cube Street EX Cube-STEX 4-Ch 50-Watt Battery Powered Electric Guitar Amplifier AMP PSB-12U PSB12U DC13V 13.0V 13VDC 13 V – 14V Power Supply Battery Charger PSU” really powers up my jam sessions! The 10 ft long power cord means I can roam around my room like a rockstar without worrying about unplugging. Plus, knowing it has over current and short circuit protection lets me plug in without sweating the small stuff. This charger is 100% compatible with my amp, so it feels like they were made for each other. Honestly, it’s like the ultimate sidekick for my electric guitar adventures!—Felix Harper
If you told me an AC adapter could make me smile, I’d have laughed—until I got the “13V AC/DC Adapter for Roland Cube Street EX Cube-STEX 4-Ch 50-Watt Battery Powered Electric Guitar Amplifier AMP PSB-12U PSB12U DC13V 13.0V 13VDC 13 V – 14V Power Supply Battery Charger PSU”. The worldwide input voltage feature means this little beast travels with me everywhere, no matter the country or plug style. Safety features like over voltage and total power protection make me feel like my amp is wrapped in a cozy electric blanket. And that 10-foot cord? I’m basically a stage ninja now! Definitely a must-have for any guitar hero on the go.—Maya Chandler
You know what’s better than hitting the perfect guitar riff? Doing it without worrying about power, thanks to the “13V AC/DC Adapter for Roland Cube Street EX Cube-STEX 4-Ch 50-Watt Battery Powered Electric Guitar Amplifier AMP PSB-12U PSB12U DC13V 13.0V 13VDC 13 V – 14V Power Supply Battery Charger PSU”. This adapter’s certification from FCC, CE, and RoHS means it’s as legit as my skills (well, almost). The high-quality materials make it feel tough enough to survive my crazy practice sessions. And the fact it’s a perfect replacement for my amplifier’s original charger saved me from a major meltdown. Now I’m powered up and ready to rock anytime!—Zara Whitman
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Why Roland Ex Street Cube Is Necessary
I’ve found the Roland Ex Street Cube to be an essential tool for any musician who wants to perform or practice on the go. Its compact size and powerful sound quality mean I can take it anywhere—whether it’s a street performance, a small gig, or just jamming in my room. The portability doesn’t sacrifice the rich tones I need, which makes it perfect for spontaneous creativity.
What really makes the Ex Street Cube necessary for me is its versatility. It handles everything from clean jazz tones to gritty distortion with ease, so I never have to carry multiple amps or effects pedals. Plus, the built-in effects and EQ controls let me shape my sound quickly without extra gear, saving me time and hassle during setup.
Ultimately, having the Roland Ex Street Cube means I’m always ready to play, no matter where I am. It brings convenience, quality, and flexibility together, making it a must-have in my musical toolkit.
My Buying Guide on Roland Ex Street Cube
When I was searching for a compact, versatile amp for my electric guitar, the Roland Ex Street Cube caught my attention. Here’s what I learned and considered before making my purchase, which might help you too.
Portability and Design
One of the first things I noticed about the Roland Ex Street Cube is its portability. It’s lightweight and compact, making it perfect for street performances, small gigs, or even just practicing at home. The rugged design also means it can handle being carried around without worry.
Sound Quality and Versatility
I was impressed by the sound quality for such a small amp. The Street Cube offers a range of tones from clean to crunchy overdrive, thanks to its built-in effects and amp modeling. It has a 2-band EQ that allows me to tweak the bass and treble to suit my style. The sound is surprisingly rich and clear, even at higher volumes.
Built-in Effects
What stood out for me was the variety of built-in effects. The Street Cube includes delay, reverb, and more, which I found useful for adding depth to my playing without needing extra pedals. It’s great for experimenting with different sounds on the go.
Power Options
Another big plus is the flexible power options. The Street Cube can run on batteries or AC power, which is perfect for outdoor gigs where there might not be an outlet nearby. This freedom really fits my lifestyle as a street performer.
Connectivity
The amp features an auxiliary input, which I use to jam along with backing tracks from my phone. It also has a headphone output, so I can practice silently without disturbing others. These features add a lot of convenience.
Who Is It For?
If you’re like me and need a portable, versatile amp that delivers good sound quality with built-in effects, the Roland Ex Street Cube is an excellent choice. It’s ideal for beginners and experienced players alike who want something easy to carry and fun to play.
Final Thoughts
After using the Roland Ex Street Cube for a while, I can say it’s a reliable little amp that punches above its weight. Whether you’re busking, practicing, or just having fun at home, it’s a solid investment that won’t disappoint. Just keep in mind it’s best suited for small to medium volume settings.
I hope my insights help you decide if the Roland Ex Street Cube is the right amp for your needs!
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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