... under the low bit-rate. Also, it has several analog and digital video input interfaces (CVBS, YPbPr, SDI, ... MPEG1 Audio Layer 2 CVBS, S-Video, YPbPr analog video input support HDMI, HD/SD-SDI digital ... audio input support XLR (balance), RCA (unbalance) analog audio input support UDP media transmission protocols & unicast/ ... ,DMB-T modulator,4 in 1 encoder,H.264 encoder.ASI to IP gateway,IP to TS gateway.