Tone King Ironman II Mini Attenuator, Mini Attenuator, Drive your tubes to their limits at bedroom volume, With Reactive Load technology, it maintains the tone and dynamics of your rig, Foot-switchable 3dB / 6dB solo function, For amplifiers with a maximum power of 30 W, 6-Level attenuation offers volume settings for any performance, session or jam, 3-Position presence switch tames unwanted trebles, Controls: Attenuation, Switch: Range Hi/Lo - Presence 0/-3 dB/-6 dB, LED: Solo on, Impedance: 8 Ohm, Footswitch: Solo, Amplifier input: 6.3 mm jack, Speaker output: 6.3 mm jack, Line out: 6.3 mm jack, Power adapter connector (coaxial socket 5.5 x 2.1 mm - negative pole inside), Power supply (only for the LED) via two AA batteries or a 9 V DC power supply (not included, suitable power supply available under article no. #409939#), True bypass, Dimensions (W x D x H): 191 x 203 x 76 mm, Weight: 1.36 kg, Made in USA