Description
BOYA BY-WM8 Pro-K2 UHF Wireless Dual-Channel Lavalier Microphone System for DSLR Camera Camcorder Smartphone Interview ENG EFP
Specifications：
System
Oscillator type: PLL Synthesized Control Oscillator
Carrier Frequency Range:
576.4 MHz-599.9 MHz (Transmitter: A )
568.6 MHz-592.1 MHz (Transmitter: B )
Channels: 48
Frequency response: 40 Hz to 18 kHz (+/-3dB)
Operation range: 100m (300′)(without obstacle)
Operating temperature: 14° F to 122° F (-10℃ to +50℃)
Storage temperature: 14° F to 131° F (-10℃ to +55℃)
Transmitter
RF output power: ≤10 mW
Antenna: 1/4λ wire antenna
Spurious emission: 250 nW or less
Audio input connector: 3.5mm mini jack
Reference audio input level: –60 dBV (MIC input, 0 dB attenuation)
Reference deviation: ±5 kHz (–60 dBV, 1 kHz input)
Input frequency range: 20 Hz-20 KHz
Distortion: 0.5% or less
Power supply: Two AA size batteries
Operation time: About 6 hours
Dimensions: 208(H) × 67(W) × 29(L)mm
Weight: 80g without batteries
Receiver
Antenna: 1/4λ wire antenna
Audio input connector: 3.5mm mini jack
Signal-to-noise ratio: 70 dB or more
Distortion: 0.5% or less
Headphone output level: 30mW (16 Ω)
Audio output level: –60 dBV
Power supply: Two AA size batteries
Operation time: About 4 hours
Dimensions: 208(H) × 67(W) × 29(L)mm
Weight: 90g without batteries
Lavalier Microphone
Transducer: Back electret Condenser
Polar pattern: Omni-directional
Frequency Range: 35Hz ~ 18 KHz
Signal / Noise: 74dB SPL
Sensitivity: -30dB +/-3dB / 0dB=1V/Pa, 1 kHz
Connector: 3.5mm locking mini plug
Length: 1.2m (4’)
BY-WM8 Pro-K2 Package List
Receiver x 1
Transmitter x 2
XLR Output Cable x 1
Stereo 3 .5mm mini Plug Cable x 1
Lavalier Microphone x 2
Belt Clip x 1
Shot shoe x 1
Carrying Case x 1
