User's Manual

31
BY-WM4 Pro System
Specifications:
RF Modulation:
Frequency band:
Frequency response:
Signal/Noise:
Distortion:
RF output level:
Earphone output level:
Reception sensitivity:
Audio input connector:
Operation range:
Power requirements:
Plug:
Consumption power:
Dimensions:
Weight:
GFSK (Gauss frequency Shift Keying)
2.4 GHz (2405-2478MHz)
35Hz-14KHz±3dB
84dB or more
0.05% or less (32Ω,1 KHz,65mW output)
3mW
32Ω,65mW
-90dB +/- 3dB / 0dB=1V/Pa, 1kHz
3.5mm mini jack
60m (197ft) (without obstacle)
TX4 Pro/RX4 Pro: 3V DC (Two AAA size batteries)
BY-WM4 PRO RXD: Supplied by iOS device
BY-WM4 PRO RXU: Supplied by USB Type-C device
BY-WM4 PRO RXD: Apple MFi Certified Lightning Connector
BY-WM4 PRO RXU: USB Type-C Connector
Receiver：3V/70mA Transmitter: 3V/70mA
TX4 Pro/RX4 Pro: 45x70x35mm (1.8x2.8x1.4”)
BY-WM4 PRO RXD: 82×30.7×12mm (3.2×1.2×0.5”)
BY-WM4 PRO RXU: 82×30.7×12mm (3.2×1.2×0.5”)
TX4 Pro/RX4 Pro: 47g (1.7 oz)
BY-WM4 PRO RXD: 12g (0.4oz)
BY-WM4 PRO RXU: 9.5g (0.3oz)