2.4G Teaching microphone /class microphone rally speech microphone

Performance parameters

modulation mode                GFSKBaud rate                               2M BPSSampling rate                       44.1 16Bit Kchannel spacing                   4M Hz

Frequency stability               - 156KHz-156KHz

Working frequency range   - 2400-2483MHz

Transceiver distance         30 metres transmission pow er            10DBReceiving sensitivity             - 90DBInput level                               Max Vrms 1.0Output level                            225Vrms MaxInput impedance                  1.2 K ohmsOutput impedance               1.0 K ohmsInput interface                       3.5 mono

Frequency response range     20-20000Hz (+ / - 1DB)Delay time                             <0.5 MSSex ratio                                 90DBThe distortion degree          0.8% 1K (speed),dynamic range                       90DB

2.4G Teaching microphone /class microphone rally speech microphone