The amplier that t in your pedalboard, thanks to its stereo mic'd cabinet simulation, stereo FX loop, tube-like power amp stage, and a full featured clean preamp based on 3 classic amps. Current consumption: 50mA to 100mA (if Headphone out is used) ;Supply voltage: 9V - 12V Polarity: Center negative Input impedance: 1 Ohm ;TRS output impedance: 100 Ohm ;DI Output impedance: 120 Ohm; Send output impedance 100 Ohm; Return Input Impedance: 1 ohm; Headphone Power : 120mW @ 32 Ohm FX Send: PLEASE NOTE THAT WHEN USING FX LOOPS SOME EFFECTS ALLOWS YOU TO CHOOSE BETWEEN LINE/MIC LEVEL. ON UNDESIRED CLIPPING RETURNING FROM THE FX LOOP. IF YOUR DEVICE,DOESN'T HAVE A SELECTABLE GAIN ADJUSTMENT, PLEASE ON SETTING UP FIRST YOUR DESIRED AMOUNT OF GAIN IN THE PREAMP SECTION,THEN ADJUST THE VOLUME. FX return Right (mono): Connect the right (mono) output from your stereo effects here. FX return Left: Connect the left side of your effects here. If this input is unconnected, the left side take the signal from the FX Return Right (mono) side. TRS Right (mono) Out: Carries the right side output or the input signal (bypass), if . TRS Left : Carries the left side output or the input signal (bypass), if . If the left side is disconnected and not in bypass mode, the Right side sum both outputs. DI Right: Carries the Right side output in a balanced signal. DI Left: Carries the Left ide output in a balanced signal. Aux In: The auxiliary input receives a signal from an mp3 player, phone, or any audio device, and sends the signal in stereo to the headphone out. Perfect for monitoring or late night practice. Technical Specs Colour:Dark Blue Material:Metal Package Contents: 1 * Guitar Pedal Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.