The CS-10401C series 4-in-1 MPEG-2/H.264 SD Encoders are our professional SD audio & video encoding and multiplexing device with powerful functionality. It has independent channels of unbalanced audio & CVBS video input interfaces or SD-SDI input interface. It supports MPEG-2 and H.264 video encoding and MPEG-1 Audio layer 2, LC-AAC and HE-AAC audio encoding. Each channel can reach an ultra low bit-rate. Moreover, it has an ASI input and can multiplex the input TS with the 4 encoded SPTS to generate a MPTS output. Skype: encodermodulator Email: encodermodulator@chinasuperdvb.com