Philips 50PF9731D 50" plasma digital cable ready flat HDTV. Display diagonal: 1270 mm (50 "), Display resolution: 1366 x 768 pixels, Aspect ratio: 16:9. Analog signal format system: NTSC ATSC NTSC. RMS rated power: 2x15 W, Sound enhancement: Digital Signal Processing Dynamic Bass Enhancement Graphic Equaliser, Audio system: Virtual Dolby Digital. Compatible memory cards: Compact Flash type I Compact Flash type II Memory Stick Microdrive MultiMedia Card (MMC). Integrated clock: Smart Clock, Picture-in-Picture: HDMI-Component PIP, Easy to install: Auto Programme Naming Automatic Tuning System (ATS) Autostore PLL Digital Tuning Plug & Play