Instruction manual

Specifications
30 | RS 165
Specifications
RS 165 headphone system
HDR 165 headphones
TR 165 transmitter
Sennheiser NT 9-3AW power supply unit
Carrier frequency 2.40 to 2.48 GHz
Modulation 8-FSK Digital
SNR
typ. 85 dBA at 1 V
rms
RF output power max. 10 dBm
Transmission range up to 30 m/98 ft line of sight
Max. number of
simultaneously connected
headphones
2
Temperature range
Operation: 0°C to +40°C/32°F to 104°F
Storage: -25°C to +70°C/-13°F to 158°F
Relative humidity
Operation: 10 to 80%, non condensing
Storage: 10 to 90%
Transducer principle circumaural, closed
Transducer system dynamic, neodymium magnets
Frequency response 18 Hz to 21 kHz
Max. SPL max. 106 dB at 1 kHz, 3% THD
THD < 0.5% at 1 kHz, 100 dB SPL
Operating time up to 18 hours
Charging time of 
rechargeable batteries
up to 8 hours 30 min
Power supply
2 AAA size low self-discharge NiMH
rechargeable batteries, 1.2 V, 820 mAh
Weight (incl. batteries) approx. 300 g
Dimensions (W x H x D) approx. 17 cm x 20 cm x 9.5 cm
Connections analog: 3.5 mm stereo jack socket
Power supply 9 V , 300 mA
Power consumption
Operation: typ. 4 W
Standby mode: ≤ 0.3 W (without
charging)
Dimensions (W x H x D) approx. 12.7 cm x 23.4 cm x 10 cm
Nominal input voltage/
current
100–240 V~ /
100 mA
Mains frequency 50–60 Hz
Nominal output voltage 9 V
Nominal output current 300 mA
Temperature range
Operation: 0 °C to +40 °C
Storage: -40 °C to +85 °C
Relative humidity
Operation: 0 to 90 %, non condensing
Storage: 0 bis 90 %