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Boya BY-WM8 Dual Channel UHF Wireless Microphone System

RM 1,193.00

The BOYA BY-WM8 Dual-Channel UHF wireless system is a portable, camera-mountable wireless system for capturing audio with dual subjects. It can be used in several environments for video, field recording, interview, broadcast TV, and ENG applications.


It features an easy to read LCD display, a wide switching RF bandwidth, a Mic/Line switchable input, and digital circuitry, rugged lightweight plastic housing.


The BY-WM8 system consists of two bodypack transmitters, a camera-mount receiver, and two omnidirectional lavalier microphones. Also included with this system is a shoe-mount adapter, a single 1/8" to XLR output cable, a single 1/8 to 1/8" output cable, carrying case.


The receiver is built with mic and headphone output jacks. The bodypack transmitter includes a MIC jack and LINE IN jack.


- UHF transmission with 48 channels

- Dual-Channel

- User-friendly menu operation

- Muting function

- Locked-plug avoids accidental changing of settings

- Operates on 2 standard AA batteries for both transmitters and receiver

- A wide range of accessories adapts the system to most of the requirements

- Both transmitter and receiver feature a comprehensive LED display providing the channel, battery life, volume, operating mode.

Product Highlights

- 48 Selectable Channels

- Dual-Channel

- Ideal for ENG/EFP, DSLR Video

- Up to 100m (328 ') Operating Range

- Easy-to-Read LCD Display

- Adjustable MONO, Stereo, MONO-A, MONO-B

- Selectable Mic/Line Input

- BY-WM8R Bodypack Receiver

- 2 x BY-WM8T Bodypack Transmitters

- 2 x Lavalier Microphones



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: 60Hz-15 KHz+/-3 dB 

Carrier Frequency Range: 

576.4 MHz-599.9 MHz (Channel group: A ) 

568.6 MHz-592.1 MHz (Channel group: B ) 

Operation range: 100m (300')(without obstacle) 


RF output power: ≤10 mW 

Antenna: Flexible 

Spurious emission: 250 nW or less 

Audio input connector: 3.5mm mini jack 

Audio input level: 600 mV-2000 mV 

Reference deviation: ±7KHz (-60 dBV, 1 KHz input) 

Input frequency range: 20 Hz-20 KHz 

Power supply: Two AA batteries 

Operation time: 6 hours 

Dimensions: 17.7 x 6.7 x 2.9 cm 

Weight: 95g (without batteries) 


Antenna: Flexible 

Audio input connector: 3.5mm mini jack 

Signal-to-noise ratio: 80 dB 

Distortion: 0.8% (-60 dBV, 1 KHz input) 

Earphone output level: 60 mW, 32 Ohms/1KHz 

Audio output level: 120 mV 

Power supply: Two AA batteries 

Operation time: 6 hours 

Dimensions: (H x W x L) 7.7” x 3.1” x 1.1”(19.6 x 8.0 x 2.9cm) 

Weight: 130g (4.6 oz) 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’)

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