USB Microphone
Microphone in ADC Digital audio input Best Regards
1:Compliant with USB specification v2.0 full speed operation
2:Compliant with USB audio device class specification v1.0
3:Supports USB suspend/resume mode 48KHz recording sampling rate for Mic Application
in record only mode ,sampling rate for 8KHz, 11.025KHz, 22.05KHz,44.1 KHz,and 48KHz
are supported+20dB microphone boost(default enabled)is declared as AGC for default USB audio driver control
4:Compatible with Win 2000/Win XP/Win 7 and Mac OS X without additional driver
Electrical Specification
1)Directional Characteristic: Omni-Directional
2)Sensitivity Range -58+1 dB at 1KHZ(0 dB=1V/uba)RL=2.2 KO VCC=3.0 V
3)Impedance 2.2 KO +30% at 1KHZ (RL=2.2 KO)
4)Frequency Response As Fig.3
5)S/N ratio More than 58 dB
6)Max Input Sound Level 115 dB S.P.L
7)Operating Voltage 2.0V (1.1-10V)