Item Type: Guitar Analogue Effect Model: AMX-5 Hardware: Hardware pass-through Input Impedance: 1M Okms Output Impedance: 1k Ohms Power Supply: 9V DC power adapter with positive and negative polarity inside Current: 12 mA Package List 1 x DI Box 1 x User Manual 1This electric guitar multifunction effector is a full metal shell, sturdy and durable. The cabinet simulator switch is to switch the 4 x 12in cabinet simulator and turn off. 2The switch of this guitar effector is -20dB, gain between 0dB and +20dB, the GND switch can eliminate hum or ground loop depending on the ground of the connected device. 3The on/off LED of this bass effect can indicate the effect or bass status of the effect. 4This balanced output jack is an XLR audio jack for balanced signal output, and the input jack is a 1/4in mono audio jack for connecting a guitar. 5The unbalanced output jack is a 1/4in mono audio jack for unbalanced signal output.