GRBass, CUBE350

The GRBass CUBE 350 is a compact yet powerful 350W bass combo amplifier built for modern bassists who demand transparency, versatility, and portability. Designed by Italian musician and engineer Gianfranco Rizzi, this combo reflects the GRBass philosophy: delivering pure, uncolored tone that stays true to your instrument.

Whether you're on stage, in the studio, or practicing at home, the CUBE 350 offers top-tier performance in a lightweight package.

Key Features:

• 350W RMS of clean power

• 1x12" high-efficiency woofer

• HF driver with 3-position switch

• Built-in tuner or VU meter

• AUX input for backing tracks

• Anti-bump balanced DI output

• Internal 9V power supply for external pedals (center-negative)

• Switchable fan for studio or live mode

• Headphone out with independent volume control

• Deep and Bright tone-shaping switches

• 4-band EQ with semi-parametric mid controls

• Pure Sound function (bypasses EQ for transparent tone)

• Mute function

• Master volume control

• Compact and lightweight – only 11.3 kg

• Dimensions: 40 x 45.5 x 35.5 cm

• Backed by a 5-year warranty

• Designed and made in Italy

 Ideal for live performance, rehearsal, and studio work
 Combines tone precision with portability