Product Name: Rear Projection TV Model Number: 51P88HD Chassis: 75 Hz ( i / p ) scan Panel size: 51 Inches Aspect Ratio: 4 : 3 TV system: PAL / NTSC / SECAM AV system: PAL / NTSC / SECAM Sound system: I / DK / BG / M OSD language: English & your target Language Channel: 256 Power supply: AC 180-260 V Power consumption: 238 W Sound Power Rate: 15 W * 2 Function HDTV 1080 i / 50 Hz / 60 Hz / 720 P / 480 P VGA / SVGA / XVGA 2 D digital comb filter Dynamic digital focus Dynamic speed modulation Dynamic brightness & picture compensation BBE HI-FI