المواصفات | التفاصيل |
---|---|
RF Modulation | GFSK (Gauss frequency Shift Keying) |
Frequency Band | 2.4 GHz (2405-2478MHz) |
Frequency Response | 35Hz-14KHz ±3dB |
Signal/Noise Ratio | 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 |
Operating Range | 60m (197ft) without obstacle |
Power Requirements | TX4 PRO: 3V DC (Two AAA size batteries) / BY-WM4 PRO RXD: Supplied by iOS device |
Plug | BY-WM4 PRO RXD: Apple MFi Certified Lightning Connector |
Consumption Power | Receiver: 3V/70mA, Transmitter: 3V/70mA |
Dimensions (TX4 PRO) | 45x70x35mm (1.8×2.8×1.4″) |
Dimensions (BY-WM4 PRO RXD) | 82×30.7×12mm (3.2×1.2×0.5″) |
Weight (TX4 PRO) | 47g (1.7 oz) |
Weight (BY-WM4 PRO RXD) | 12g (0.4 oz) |
Packing List | Receiver (BY-WM4 PRO RXD) x1, Transmitter (TX4 PRO) x2, Lavalier/lapel microphone x2, Wind screen x2, Microphone Holder clip x2, Pairing Pin x1 |