STB CPU:NEC UPD61110, 180MHZ, 32 bit MIPS CPU, ability to deal with more than 220MIPS Memory: 4 Mbytes Flash/32 Mbytes SDROM\256 bytes EEPROM Demodulation methods: QAM(16/32/64/128/256) Video decoder:MPEG-2 , the maximum resolution of 720 * 576, the maximum error rate 2-15Mbps; Automatic Identification PAL/NTSC; 4:3 and 16:9 ratio width. Audio Decoder: MPEG/MusiCam Layer I/II/Mp3/AC3 RF interface:RF input; imperial F type female head; surround output; IEC male. Audio Output:Analog Audio group 2: left and right channels, stereo, RCA-type, 600Ω unbalanced; Video output:2 Roads composite video CVBS: 75Ω; 1 Road, S-video terminal: Y/C Smart Card Interface:ISO7861 Data Interface:RS232 Serial Port;D-9 female head; Front panel buttons:Up, down, left, right, menu, determine Power switch:Communicate double-contact push-button power switch Front panel display:4 LED digital tube