Features： Digital Inverter Progressive Scan 236 Channels Preset PAL,SECAM,NTSC,PAL60;D/K,I.M.B/G AC 150-260V,50Hz/60Hz 3D Comb Filter Dual-Tuner PIP OSD Display(English/Chinese) VFD Sonic View 1st Mirror High-grain Focus Optical System 9 Channels Browsing Digital Matrix Convergence System Intelligent Screen Saver Still Picture Favorite Channel Dual Power Supply Dual Scanning System Grapic/semi-transparent Menu Digital I2C Bus Control No-signal-off Program Swap 470MHz CATV-ready On/off Timer Wide Range Power Supply Blue Background Without Signal 2 Woofer Mode(Strong/Weak) 3 Surround Mode Selection(Simulate/Hall/Theatre) Audio： BBE Effect Yes Hi-Fi Sound System Yes AV Stereo Yes Sound Equalizer Yes Sound Output(Max.) 2*15W Jacks: AV inputs 3(2 rear, 1 front) S-video inputs 2(1 rear, 1 front) DVD Component 1(rear) SVGA inputs 1(front) AV outputs 1(rear) Technique Parameter: Net Weight(kg)： 76 Product Dimesions： 954*1257*490mm(W*H*D) Screen Dimesions： 876*656mm(W*H) Loading Number(sets)： 81(40HQ)