Characteristic using UHF band, PLL frequency synthesizer technology, stable and reliable UHF780-789MHz band, preset six channels to choose from low-power design, the receiver two alkaline batteries can work more than 24 hours A transmitter within range can be equipped with multiple receivers dynamic expansion of the circuit, high SNR composite jamming circuit can be used simultaneously more than four sets of non-interfering transmitters, receivers are used LCD frequency, channel, battery charge information The use of remote transmitter, distance up to 100 meters Range For wireless tour guide, simultaneous interpretation and audio-visual and other occasions Technical Parameters / Parameter Carrier frequency :780-789MHZ Frequency Response: 30Hz - 15KHz Channel: 6 Transmit Power: ≤ 10dBm Receiver sensitivity: S / N: 12dB 3uV SNR: ≥ 50dB Transmission distance:> 100 meters Transmitter power supply: two 1.5V alkaline batteries Receiver Power: two 1.5V alkaline batteries Configuration WTG-500 transmitter 1pc WTG-500 receiver n pcs Earphone n pcs Headworn microphone 1pc 3.5mm to 3.5mm conversion cable 1pc User manual 1pc Package: kraft box |