Strong SRT 55. Aspect ratio: 4:3, 16:9. Video formats supported: MPEG1, MPEG2, Audio formats supported: MP3, WMA. Power consumption (typical): 4.5 W, Power consumption (standby): 1 W. Weight: 0.102 kg. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -30 - 80 °C