Sennheiser RS 2000 Instruction Manual page 26

Specifications
26 | RS 2000
Power supply unit, model: NT 5-10AW
Nominal input voltage/
current
Power frequency
Nominal output voltage 5 V
Nominal output current 1 A
Temperature range
Relative air humidity
(non-condensing)
100 – 240 V~
300 mA
50 – 60 Hz
operation: 0 °C to +40 °C
storage: –25 °C to +70 °C
operation: 10 to 80 %
storage: 10 to 90 %