DigiTech RP70 Owner's Manual page 42

Analog Output Connections:
Left/Right Outputs:
Left/Right Output Impedance:
Maximum Output:
Headphones:
Power Requirements:
US and Canada:
Japan:
Europe:
UK:
36
"
1/4 Unbalanced
500 Ohms per side
+7.0 dBu
"
1/8 Stereo (TRS) – 17.4mW per channel @ 50 Ohms
120 VAC, 60 Hz Adapter: PS200R-120
100 VAC, 50/60 Hz Adapter: PS200R-100
230 VAC, 50 Hz Adapter: PS200R-230
240 VAC, 50 Hz Adapter: PS200R-240