Philips 221TE4LB. Display diagonal: 546.1 mm (21.5 "), Response time: 5 ms, Display brightness: 250 cd/m². Number of loudspeakers: 2 pcs, RMS rated power: 6 W. VESA mounting interfaces compatibility: 100 x 100 mm, Tilt angle: 0 - 15 °. Input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Power consumption (max): 34 W. Analog signal format system: NTSC, PAL, SECAM, Digital signal format system: DVB-C, DVB-T, Supported TV bands: Hyperband, S Band, UHF, VHF