Philips 21PT5017 21" real flat TV. Display diagonal: 533.4 mm (21 "), Aspect ratio: 4:3, Display: Real Flat picture tube. Analog signal format system: NTSC PAL PAL B/G PAL D/K PAL I, Supported radio bands: UHF VHF Hyperband S-Channel. Audio system: Stereo Playback, Sound enhancement: Auto Volume Leveller. Colour of product: Silver Frost. Power consumption (standby): 7 W, Power requirements: AC 100V-240V, 50/60Hz