HoTone Nano Legacy Heart Attack, mini e-guitar amp, 5 watts, california sound, controls for volume and gain, 3-band EQ, FX Loop, speaker out 4-16 ohms (jack), headphone out, aux in, dimensions (h x w x d): 59,5 x x128 x 75 mm, weight: 440 g, 18V DC (center negativ) power supply is required, power supply is included