Model name: BOYA BY-WM8 Pro-K1

Specification :

• Oscillator Type: PLL Synthesized Control Oscillator
• Carrier Frequency Range:
  • Transmitter A: 556.71 MHz - 575.98 MHz
  • Transmitter B: 576.39 MHz - 595.66 MHz
• Channels: 48
• Frequency Response: 40 Hz to 18 kHz (+/-3dB)
• Operation Range: 100m (300') (without obstacle)
• Antenna: 1/4λ wire antenna
• Audio Input Connector: 3.5mm mini jack
• Signal to Noise Ratio: 70dB or more
• Distortion: 0.5% or less
• Headphone Output Level: 30mW (16Ω)
• Audio Output Level: -60dBV
• Power Supply: Two AA size batteries
• Operation Time: About 4 hours
• Dimensions: 208(H) × 67(W) × 29(L)mm
• Weight: 90g without batteries