... in, 1*ASI in, 1* RF in 2.DVB-T RF output 3.Support AVC/H.264 ... video encoding support, advanced video pretreatment algorithmAudio MPEG1 Layer 2, AAC(optional) 4 channel HDMI inputs, 1 ASI ... , 720*576_50i Audio EncodingMPEG1 Layer II(1*Stereo or 2*mono)Sample rate48KHzBit rate64kbps, 96kbps,128kbps, 192kbps, 256kbps, ... 64QAMGuard Interval1/4, 1/8, 1/16, 1/32FEC1/2, 2/3, 3/4, 5/6, 7/8MER≥42dBRF frequency ...