ERZHEN UHF High-End 4-Channel Wireless Microphone System #RT404

Product Parameters

• Comprehensive performance
  Carrier frequency: 640-690MHz, CPU microcomputer control
  PLL phase-locked loop frequency synthesis technology: 4x100ch FM frequency stability: < 10 PPM
  Dynamic range:>105 dB
  T. H.D distortion:<0.5%
  Frequency response: 40 Hz -18 kHz
  Audio output: Balanced output: 0-600 mv Unbalanced output: 0-300 mv
  Tone frequency: 32 k-51.2 KHz
• Receiver
  Carrier frequency: 640-690 MHz (adjustable)
  Power adapter voltage: AC110V-50 Hz, 230 V/60 Hz (please use according to the housing and power adapter) DC input voltage: DC-12 v1200ma
  Power consumption: 8w
  S/N signal-to-noise ratio:>105 dBT. H. D distortion:<0.5%
  Frequency response: 40 Hz-18 KHz
• Transmitter
  Carrier frequency: 640-690 MHz (adjustable)
  Transmission power: High power offset of 10 dBm, low power of 5 dBm Modulation mode: FM
  The main system: Shi45KHZ Transmission power: 10mw
  Battery voltage: 3 V (2AA 1.5 V alkaline battery or high capacity A1.2 V-1800 mAh rechargeable battery)
  Continuous use time: 8 hours