Detail：
  　　
Technical parameters:

※ Frequency range: 610-950MHz
※ Modulation: Broadband FMM
※ Adjustable Range: 50MHz
※ Number of Channels: 100 (or 200)
※ Channel spacing: 250KHz
※ Frequency stability: + 0.005% within
※ kinetic energy range: 100dB
※ Maximum Deviation: + 45KHz
※ Audio Frequency Response: 80Hz-18KHz
※ integrated SNR:> 105dB
※ comprehensive Distortion: <0.5%
※ Working temperature: -10C-40C
Receiver
※ receiver mode: The second conversion superheterodyne
※ IF frequency: The first intermediate frequency: 110MHz, the second intermediate frequency: 107MHz
※ wireless interface: BNC / 50 ohm
※ Sensitivity: 12dBuV (80dBS / N)
※ sensitivity adjustment range: 12-32dBuV
※ spurious rejection:> 75dB
※ Maximum output intensity: + 10dBV
Transmitter
※ antenna program: lavalier transmitter uses a quarter wave whip antenna, handheld microphone set using axis helical antenna
※ Output power: high power 30mW, low power 3mW
※ spurious rejection: -60dB
※ Power supply: two AA batteries
※ Use time: less than 10 hours at 30mW, less than 15 hours when 3mW