Description
BOYA BY-WM4 PRO-K2 Dual-Channel Digital Wireless Microphone
The BOYA BY-WM4 Pro K2 is a 2.4GHz wireless microphone system consisting of a belt-pack dual-channel receiver and two belt-pack transmitters, which are compatible with smartphone, DSLR, consumer camcorders, PCs, etc.
Dual-channel Receiver Delivers Two Sound Sources Simultaneously
Equipped with a dual-channel wireless belt-pack receiver, BOYA BY-WM4 Pro K2 wireless microphone system is able to capture two sound sources and delivers both of them to your recording devices simultaneously.
Two Different Outputs on Receiver
There are two kinds of different outputs on top of the receiver — audio output and headphone monitoring output. Users can deliver audio to cameras via the 3.5mm TRS to TRS cable or to smartphones via another 3.5mm TRS to TRRS cable. Meanwhile, it is able to monitor audio from the receiver, after plugging a headset into the headphone monitoring jack.
Innovative Line Input on Transmitter
In addition, the transmitter comes with a line input jack that allows it to accept audio like background music from external devices. This will be to a little benefit of post-production when recording with appropriate line input audio.
Compact Body with Powerful Ability
Both transmitter and receiver are company and light, each one only about 47g (1.7oz), the BOYA BY-WM4 Pro K2 works for about 6 hours and operation distance is up to 60m (197ft) without obstacles.
Every Accessory You Need Is Available
Of course, two omnidirectional lavalier microphones, zipper bag, standard camera shoe mount, audio output cables, foam windscreens and clips are available.
Product Highlights:
• Compatible with smartphone, DSLR,
consumer camcorders and PCs etc.
• Ideal for video, podcast, and mobile journalism
applications etc.
• 2.4GHz digital transmission technology.
• Two Transmitter and one dual-channel Receiver.
• Line input jack on transmitter for digital audio input.
• Headphone jack on receiver for real-time monitoring.
• Up to 60m (197ft) operation range without obstacle.
• Powered by two AAA batteries.
• Omnidirectional lavalier microphones, zipper bag,
standard camera shoe mount and clips included.
Specifications
| RF Modulation: | GFSK (Gauss frequency Shift Keying) |
| Frequency band: | 2.4GHz (2405-2478MHz) |
| Frequency response: | 35Hz-14KHz±3dB |
| Signal/Noise: | 84dB or more |
| Distortion: | 0.05% or less (32Ω,1 KHz,65mW output) |
| RF output level: | 3mW |
| Earphone output level: | 32Ω,65mW |
| Reception sensitivity: | -90dB +/- 3dB / 0dB=1V/Pa, 1kHz |
| Audio input connector: | 3.5mm mini jack |
| Operation range: | 60m (197ft) (without obstacle) |
| Power requirements: | 3V DC (Two AAA size batteries) |
| Consumption power: | Transmitter: 3V/70mA |
| Receiver：3V/70mA | |
| Dimensions: | Receiver: 45x70x35mm (1.8*2.8*1.4 inches) |
| Transmitter: 45x70x35mm (1.8*2.8*1.4 inches) | |
| Weight: | Receiver: 47g (1.7 oz) |
| Transmitter: 47g (1.7 oz) |
Worldwide Delivery 
Note: Due to extremely high demand, Please allow us 10 – 20 days of delivery.
But, you may receive your items earlier.
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