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Specifications
22 | RS 120-W
Specifications
System – model: RS 120-W
Headphones – model: HDR 120-W
Transmitter – model: TR 120-W
Transmission frequency 2.40 to 2.48 GHz
Wireless technology Bluetooth LE Audio
Bluetooth version Bluetooth 5.2 compliant, class 1
Modulation GFSK
Signal-to-noise ratio
typ. 85 dB(A) at 1 V
rms
RF Output power 10 mW (max.)
Range up to 60 m (free line of sight)
Number of headphones that
can be simultaneously con-
nected to the transmitter
no limitation
Temperature range
operation: 0 °C to +40 °C
storage: -20 °C to +60 °C
Relative humidity
operation: 10 to 80 %, non condensing
storage: 10 to 90 %
Type on-ear
Transducer principle open, dynamic
Frequency response 22 Hz to 19.5 kHz
Max. SPL
max. 106 dB at 1 kHz, 1 V
rms
THD < 0.7 % at 1 kHz, 100 dB SPL
Operating time up to 18 hours
Charging time of recharge-
able batteries
up to 8.5 hours
Power supply
2 NiMH rechargeable batteries,
AAA size, 1.2 V, 600 mAh
Magnetic field strength
ear cups: 7 mT
headband: > 90 mT
Weight (incl. batteries) approx. 340 g
Dimensions (W x H x D) approx. 197 mm x 212 mm x 80 mm
Audio connections stereo RCA plugs
Power supply 9 V , 300 mA
Power consumption
operation: typ. 4 W
standby: ≤ 0.3 W (without charging)
Dimensions (W x H x D) approx. 85 mm x 221 mm x 134 mm
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