Gallien-Krueger 400RB-IV Bass Amp Head Features:
Tweak voicing for 4- or 5-string bass with the String Bass button
G.I.V.E. Technology gives you punchy GK tubularity
Shape your sound with 4-band active EQ, Contour, Presence, and Boost
Direct Out lets you run directly into a PA or recording console
Extremely high current capacity
Smart protection circuitry
Cool running reliability
Low noise operation


 Output Power:
240W Amplifier
150W @ 8 Ohms
240W @ 4 Ohms
Input Section:
Maximum Input Level 0.6V Rms
With -10dB pad 1.6V Rms
Input Impedance 1M Ohm
Send output impedance 220 Ohm