Philips professional TV 17HT5404/05Z, 43.2 cm (17"), 4:3, Black Matrix picture tube, 4:3, 43 cm, 41 cm Philips professional TV 17HT5404/05Z. Display diagonal: 43.2 cm (17"), Aspect ratio: 4:3, Display: Black Matrix picture tube. Analog signal format system: NTSC, PAL BG, PAL DK, PAL I, SECAM B/G, SECAM D/K, SECAM L, Channels quantity: 125 channels, Supported radio bands: UHF. Audio system: Mono, RMS rated power: 2 W. Product colour: Silver. Headphone connectivity: 3.5 mm