BOYA BY-WM8 Pro K4 UHF Wireless Condenser Microphone Wired Mic Set for Camera Interview Live Streaming

• With dual channel wireless receiver
• 48 UHF channels
• Selectable stereo and mono modes
• Can be used as a microphone and audio transmission tool
• Optional mute function
• Simple and easy to read menu
• Automatic key lock function
• Output sound through headphone monitoring (receiver)
• Continuous operation for more than 6 hours
• Operating range up to 100 meters (up to 300 meters without obstacles)
• Transmitter and receiver powered by two AA batteries

Specification:

• Transmitter:
• RF output power: ≤10mw
• Spurious emissions: 250nW or less
• Audio input interface: 3.5mm interface
• Reference audio input level: -60dBv (MIC input, 0 dB attenuation)
• Reference deviation: ±5 kHz (-60dBv, 1 kHz input)
• Input frequency range: 20Hz-20KHz
• Distortion: 0.5% or less
• Power supply: 2 x AA batteries (not included)
• Battery life: about 6 hours
• Receiver:
• Audio input interface: standard 3.5mm interface
• Signal to noise ratio: 80db
• Distortion level: 0.8% (-60dBV, 1KHz input)
• Headphone output level: 60mW, 32 ohms/1KHz
• Audio output level: 120V
• Channel number: 48
• Power supply: 2 x AA batteries, about 6 hours of use time (not included)
• Size: 19.6*8*2.9cm
• Weight: 130g