Rockboard Power MOD 75 Pedalboard Amplifier, compact amplifier for pedalboards, can be directly mounted on into all RockBoard pedalboards equipped with MOD slots or on third-party pedalboards, solid-state design, class D amplifier circuitry, power (@1% THD): 50 W at 4 Ohm / 30 W at 8 Ohm, 3-band EQ, front panel controls for Volume, Low, Mid, High, front-mounted Cab-Sim switch, front-mounted Mute switch, front-mounted 6.35 mm (1/4") speaker output, front-mounted 3.5 mm (1/8") headphone output, front-mounted 3.5 mm (1/8") AUX IN input for external audio signals, front-mounted balanced XLR DI output , rear-mounted connection for included power supply adapter , rear-mounted instrument input , including 220 - 240 VAC power adapter, output 24 VDC, 2.25 A, dimensions (L x W x H) 175 x 116 x 47 mm / 6.88" x 4.56" x 1.85", weight 0.84 kg / 1.86 lbs (including power supply)