Joyo Preamp House R-15, Effects Pedal for Electric Guitar & Bass, 9 Integrated preamps and a total of 18 preamp simulationens, Each amplifier includes a clean- and a distortion channel, Integrated 4X12 Cabinet IR simulation system, Controls: Tone Selection, Master, Gain, Bass, Mid, Tre, Vol, Buttons: GND/Lift, Switch: Cab Simulation, LED: A&B Effect On, Footswitch: A&B Effects Bypass, Power consumption: 320 mA, Powered via 9 V DC power supply (not included, matching power supply available under Article Nr #409939#), Dimensions (W x D x H): 130 x 110 x 50 mm, Weight: 450 g@+*Note:* Battery operation is not supported.@+@+@+*Connectors:*@+@+, Input: 6.3 mm jack, Output: 6.3 mm jack, Send & Return: 2x 6.3 mm jack, Balanced Out: XLR, Headphone output: 3.5 mm, Micro USB, Power adapter connector: 5.5 x 2.1 mm, negative polarity inside