STB CPU:ZR39161, 195MHZ, 32 bit MIPS CPU, ability to deal with more than 230MIPS Memory:8 MbytesFlash/32 Mbytes SDROM\256 bytes EEPROM Demodulation methods: QAM(16/32/64/128/256) Video decoder:MPEG-2 MP@ML, the maximum resolution of 720 * 576, the maximum error rate 2-15Mbps; PAL / NTSC automatic recognition; 4:3 and 16:9 than the adjustable width. Audio Decoder:MPEG-1/2 Layer I/II/ Mp3 RF interface:RF input; imperial F type female head; Huantong output; IEC male. Audio Output:Analog Audio group 2: left and right channels, stereo, RCA-type, 600Ω unbalanced; Rd 1 Digital Audio: S / P DIF Video output:1 road composite video CVBS: 75Ω; 1 Road S-video terminal: Y/C 1 Group Analog component output: Y/Pb/Pr Smart Card Interface:ISO7861 Data Interface:RS232 Serial Port;D-9 female head;USB interface: ver 1.1 Host 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