Features Audio input 16 channel, output 1 channel ADC 12bit, 22Khz at 16 channel, 200Khz at 2 channel datra format 16bit PCM hardware peak detection real time monitoring fo each input digital volume control for each input & output multi card-supported MIC/Line input level selection by software DMA data transfer with no CPU load windows98/me/2000/XP driver & SDK supported Application DVR audio recoding, Multi channel audio recoding, realtime audio processing