GR Bass ONE350 Bass Amplifier Top – 350W, 1.9kg, Built-in Tuner

The GR Bass ONE350 bass head is a powerful and versatile amplifier in a compact package weighing just 1.9 kg. Designed by Italian bassist and engineer Gianfranco Rizzi, this amplifier is all about pure sound reproduction. With 350W RMS of power, the ONE350 is ideal for bassists who want to maintain a clear, tight tone both live and in the studio without compromising portability or control.

This head unit is equipped with a built-in tuner (or VU meter), an anti-bump DI output, an aux input, a headphone output with a separate volume control, and an internal 9V power supply for external devices. The comprehensive tone controls include five bands, with adjustable frequencies for both mid-low and mid-high frequencies. The ONE350 also offers convenient features such as a deep and bright switch, a mute function, a "pure sound" switch that bypasses all EQ filters, and a switchable fan for optimal performance in any situation.

Specifications:

• Type: Bass amplifier top
• Power: 350W RMS @ 4 ohms
• Weight: 1.9 kg
• Dimensions: 26.5 x 5.5 x 22 cm
• Built-in tuner or VU meter
• Aux input
• Antibump DI output
• Internal 9V power supply for external equipment (center negative)
• Switchable fan (studio/live mode)
• Headphone output with volume control
• Deep switch & Bright switch
• EQ: Low, Mid Low (3 frequencies), Mid High (3 frequencies), High
• "Pure Sound" function (bypass EQ)
• Mute function
• Master volume
• Warranty: 5 years