Product Description
Adopting the traditional FM modulation technology, with excellent RF performance and audio performance-transmission delay is small, transmission distance is long-fully integrated chip scheme, product performance stability-enhanced wireless reception-beautiful LCD display-with automatic search for clean channels-hand with an optional smart mute function-optional electronic volume adjustment function, receiver board parameters • Supply Voltage: DC 12V • Frequency Range: 640-690MHz • Dynamic Range: & GT; 90DB • Integrated Distortion: & Lt; 0.3% • Delay: & Lt; 3MS • Audio signal-to-noise Ratio: & GT; 85DB, • Frequency Response: 30-15khz • Receiving Sensitivity: & LT; -105 DBM • Receiving Distance: & GT; 60m transmitter imitator parameters, operating voltage: AA Battery x2pcs operating current: 100-120mA frequency range: 640-690MHz frequency error: & Lt; 15 ppm emission power: 10-14 DBM frequency response: 30-15 KHz
