Philips 25PT4458 25" stereo TV. Display diagonal: 635 mm (25 "), Aspect ratio: 4:3, Display: Blackline FX picture tube. Video playback: NTSC. Analog signal format system: NTSC PAL B/G PAL D/K PAL I SECAM B/G SECAM D/K SECAM L/L", Supported radio bands: iperbanda S-Channel UHF VHF. Audio system: Incredible Surround Nicam Stereo, RMS rated power: 2 W, Sound enhancement: Ultra Bass. Colour of product: Silver Frost (11027)