Markbass - CMB 151 Black Line 1x15 150w Bass Combo
Markbass has entered the entry level market segment for the first time, without sacrificing quality. We understand how important it is for students and beginners to have good sound for their daily practice, helping to better express themselves while developing their talent and passion for Music!
The CMB151 Black Line is an amazing entry level 150W combo with a 1x15" speaker, the perfect choice for those who want to start with the right sound and have enough power for both rehearsals and gigs.
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The Nantel Verdict
The Nantel Verdict
150W Class D amplifier with responsive tone-shaping controls; 15" speaker engineered for defined low-mids rather than muddy bass; compact combo format prioritizes portability without sacrificing projection; Markbass's signature clarity extends into the budget tier.
Weighs approximately 30 lbs—manageable for transport. Compatible with standard XLR/RCA inputs. Entry-level players benefit from straightforward controls; no steep learning curve. Consider a dedicated bass cable and gig bag for protection. Built-in DI output useful for recording or soundcheck integration.
Markbass's entry into affordable territory proves that stepping-up needn't mean compromising on voice. The CMB 151 Black Line furnishes honest, articulate bass response at a price that makes sense for serious beginners ready to move beyond toy-tier equipment.
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CMB 151 Black Line
Markbass has entered the entry level market segment for the first time, without sacrificing quality. We understand how important it is for students and beginners to have good sound for their daily practice, helping to better express themselves while developing their talent and passion for Music!
The CMB151 Black Line is an amazing entry level 150W combo with a 1x15" speaker, the perfect choice for those who want to start with the right sound and have enough power for both rehearsals and gigs. It delivers a sound superior to any other practice amp at this price, thanks to Markbass tone and quality. It features a headphone output, and an aux input for connecting your favourite media players to mix with your bass sound, letting you practice anywhere, anytime.
KEY POINTS
START WITH A GREAT SOUND TO DEVELOP YOUR TALENT
Buying the right amp when starting out in Music is one of the most important decisions both students and novices can make. Key to success is developing technique, along with refining sound preferences – including a responsive dynamic to their playing during practice. The CMB151 Black Line combo satisfies all these requirements, providing our famous Markbass tone
and response.
INEXPENSIVE, NOT CHEAP
This is the first time Markbass has focused on the lower end of the market. When we began, our main goal was to ensure you can buy something you enjoy the sound of. Almost all of our competitors build cheap equipment without considering that young and talented players who are going to use it every day may become frustrated and lose their passion due to a poor sound.
At Markbass we have always had a deep respect for all artists, beginners to professionals, and above all for young talent that strive to become the next generation of great artists. They need, and deserve a superb amp with superior sound – and our combo is the best choice!
4-BAND EQ, SCOOPED and BOOST SWITCHES
The simple and effective controls section includes 4-band EQ with 2 mid controls, a SCOOPED switch for enhancing treble and BOOST switch to add nice saturation to your sound.
HEADPHONES OUT / AUX IN
The amp section includes a headphones output and an aux input for media players, letting you practice anywhere and anytime you like, always with a professional sound.
BALANCED XLR OUT / SEND-RETURN
The balanced XLR line out allows you to run your CMB 151 Black Line amp through the PA, ideal for larger gigs. In addition this combo also features a send/return FX loop to connect stompboxes and multi-effect units.
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Speaker
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1×15”
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EQ
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4-band
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Controls
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GAIN | MASTER VOLUME
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| SCOOPED and BOOST switches | |
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Others
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AUX IN / HEADPHONE OUT
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| BALANCED LINE OUT / SEND-RETURN | |
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Output Power
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150W
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Dimensions
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17.32”/ 44 cm (w); 21.65”/ 55.5 cm (h); 14.17”/ 36 cm (d)
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Weight
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41.88 lbs / 19 kg
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Product specifications are subject to change without notice
Markbass is an Italian bass amplification manufacturer renowned for combining innovative engineering with Italian craftsmanship. Founded with a focus on delivering professional-grade tone and reliability, the brand has built a reputation for creating gear that serves both seasoned professionals and developing musicians without compromise on sound quality.
The company is recognized for thoughtful product design that balances portability, power, and sonic character. Markbass amplifiers are known for their clarity, response, and build integrity, making them trusted choices across diverse playing styles and venues.

