BOYA BY-WM8 PRO-K4 UHF WIRELESS MICROPHONE SYSTEM(6m)

Transmitters

RF output power	:	≤10 mw
Antenna	:	1/4λ wire antenna
Spurious emission	:	250nW or less
Audio input connector	:	3.5mm jack
Reference audio input level	:	-60dBV (MIC input, 0 dB attenuation)
Reference deviation	:	±5kHz (-60 dBv,1 kHz input)
Input frequency range	:	20Hz-20KHz
Distortion	:	0.5% or less
Power supply	:	Two AA batteries or Micro USB (DC 5v)
Dimensions	:	Tx8 PRO:20.8x 6.7 ×2.9cm BY-WHM8 PRO: 5.3x5.3×25.6cm
weight	:	TX8 PRO:81g (without batteries) BY-WHM8 PRO:252g (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

 

System

Oscillator type	:	PLL Synthesized Control Oscillator
Carrier Frequency Range	:	556.71 MHz-575.98 MHz (Transmitter A) 576.39 MHz-595.66 MHz(Transmitter B)
Channels	:	48
Frequency response	:	40 Hz to 18 kHz (+/-3dB)
Operating temperature	:	14°F to 122°F (-10℃ to+50℃)
Storage temperature	:	14°F to 131°F (-10℃ to+55℃)

 

BY-WHM8 PRO

RF output power	:	≤10 mW
Antenna	:	1/4λ wire antenna
Spurious emission	:	250nW or less
Audio input connector	:	3.5mm jack
Reference audio input level	:	-60 dBV (MIC input, 0 dB attenuation)
Reference deviation	:	±5 kHz (-60 dBV,1 kHz input)
Input frequency range	:	20Hz-20KHz
Distortion	:	0.5% or less
Power supply	:	Two AA size batteries
Dimensions	:	5.3x5.3x25.6cm
Weight	:	252g (without batteries)

 

Product Highlights:

• Dual transmitter system for multi-person recordings.

• 48 selectable UHF channels for interference-free operation.

• Wide frequency response ensures natural and clear sound capture.

• Lightweight, portable, and easy to mount on-camera.

• Ideal for DSLR, camcorders, interviews, live streaming, and vlogging.