The BOYA BY-WM8 is a UHF Dual-Channel wireless microphone system, designed
for ENG, EFP, DSLR video, and dual-Channel can work with two transmitters,
perfect for interviews as well.
The receiver and the transmitters are lightweight and simple menus to operate.
It can be worked in one to two ways (one receiver to two transmitters), or one to one way
(one receiver to one transmitter).
RF output power: 20 mW
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