| Sennheiser Set 830-S Audio-XLR connector: 3.5 mm, stereo jack plug Microphone connector: 3.5 mm, same plug as Audio-XLR connector Connector Infra-Red Stereo TV Listening System,Hearing Aids Type: Wireless Frequency Response: 50Hz-16KHz THD: Signal to Noise Ratio(SNR): typ. 75 dB(A) Power Supply: Rechargeable lithium polymer battery BA 300 (3.7 V, 150 mAh) Sensitivity: 125 dB (1kHz) Weight: Weight (receiver): approx 1.8 oz. (50 g) (incl. accu) Weight (transmitter): approx 9.2 oz. (260 g) Wireless Type: IR |
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