The BOYA BY WM6 Wireless Microphone is a compact wireless microphone with high performance lightweight features, especially for DSLR camera, camcorder, audio recorder, etc.

Specifications:
Oscillator type: PLL Synthesized Control Oscillator
Carrier Frequency Range: 584 MHz-608 MHz
Channels: 48
Antenna: Flexible
Spurious emission: 250 mW or less
Audio input connector: 3.5mm mini jack
Audio input level: 600 mV-2000 mV
Earphone output level: 60 mW, 32 Ohms/1KHz
Audio output level: 120 mV
Reference deviation: ±7KHz (-60 dBV, 1 KHz input)
Input frequency range: 20 Hz-20 KHz
Signal-to-noise ratio: 80 dB
Distortion: 0.8% (-60 dBV, 1 KHz input)
Power supply: 2x AA batteries
Operation time: 8 hours
Dimensions: 4.2×2.6×1.1″/10.6×6.7×2.9cm
Weight: 95g (3.4 oz) without batteries