Our TS Series is based on Ibanez Tube Screamer that is one of the most emulated circuit designs of all time and has been pushing amplifiers since it was first released in the late 1970s. Combined with the classic TS9 and 808 circuits, it is controlled with a toggle switch. High-grade components selected for superior sound and response, premium finish and controls. Based on one of the most classic overdrive circuits of all time, the TS9 and TS808 Tube Screamer. Dimensions (L/W/H): 115mm X 65mm X 32mm Weight: 280g True Bypass Switching Power Consumption: 9VDC/100mA Power: 9VDC, Negative Tips (Regulated recommended) (not included) Package includes: 1 X TS GREEN