Seymour Duncan PowerStage 700 Bass, bass amplifier head, solid-state design, 700 watt at 4 ohms / 350 watt at 8 ohms, preamp voiced for a wide range of vintage and modern bass sounds, 4 band EQ, sweepable mid controls, and presence button offer dynamic tone shaping possibilities, switchable overdrive for additional tonal versatility, effects loop allows for post-preamp processing and easy integration with modelers and preamp pedals, controls for Gain, Drive, Level, Bass, Lo Mid, Freq, Hi Mid Freq, Treble, Master, switches for -10dB, Engage, Mute, Pre/Post, Presence, EQ Bypass, Ground Lift, front connections for instrument input (6.3 mm mono jack), aux input (3.5 mm stereo jack), rear connections for OD footswitch (6.3 mm mono jack), headphones (6.3 mm mono jack) DI Out (XLR), FX Send and Return (2 x 6.3 mm mono jack), 2x Speaker Output (Speakon / jack combo socket), IEC power socket, input voltage 100/240V AC, dimensions (W x D x H) 333 x 231 x 84 mm / 13.1" x 9.09" x 3.31", weight 2.58 kg / 5.69 lbs, made in USA