RETEKESS T131S Guide Receiver Wireless Explanation Receiver1. Note: this is only a wireless receiver, it must be matched with a transmitter (195 216MHz) to build a wireless tour guide system 2. Frequency range: 195 216MHz 3. Channels: 49 channels 4. Frequency response: 50Hz 18000Hz 5. Operating voltage: DC 3. 7V 6. Audio input: 3. 5mm cable 7. Frequency response range: 50 18000Hz 8. Signal to noise ratio (SNR): 80dB (typical) 9. Mirror image rejection ratio: greater than 90dB 10. Distortion: less than 0. 3
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