
Review Summary
Smartphones, DSLR cameras, Consumer Camcorders, PCs etc.
GFSK (Gauss frequency Shift Keying)
2.4GHz (2405-2478MHz)
35Hz-14KHz+/-3dB
76dB or more
0.05% or less (32 Ohms,1 KHz,65mW output)
<= 3mW
32 Ohms,65mW
-90dB +/- 3dB / 0dB=1V/Pa, 1kHz
3.5mm mini jack
50m (164.04') (without obstacle)
1.5V DC (One AA size battery)
Transmitter: 1.5V/120 mA
Receiver: 1.5V/120 mA
Transmitter: 47 x 70 x 23mm (1.85 x 2.76 x 0.91")
Receiver: 47 x 70 x 23mm (1.85 x 2.76 x 0.91")
Transmitter: 45g (1.59 oz) (Without battery)
6971008023923
The BOYA BY-WM4 Mark II wireless microphone system, Designed for videographers on a limited budget and video hobbyists, new generation BY-WM4 Mark II is a digital wireless microphone and brings the convenience of a 2.4 GHz wireless system and capture audio straight to your smartphones, tablets, DSLR cameras, consumer camcorders, PCs etc.