Philips 25PT5536 25" real flat stereo TV. Display diagonal: 635 mm (25 "), Aspect ratio: 4:3, Display: Tubo de imagen Real Flat. Video playback: NTSC PAL (all versions). Analog signal format system: NTSC PAL (todas las versiones) NTSC PAL N PAL M. Audio system: SAP Incredible Surround Stereo, RMS rated power: 2 W, Sound enhancement: Smart Sound Auto Volume Leveller Ultra Bass. Colour of product: Silver Frost