NPG NT 1909 AB. Display diagonal: 469.9 mm (18.5 "), Display brightness: 200 cd/m², HD type: HD-Ready. Tuner type: Digital, Digital signal format system: DVB-T. Number of loudspeakers: 2 pcs. Headphone connectivity: 3.5 mm, USB connector type: USB A. Video formats supported: AVI, DAT, H.264, MKV, MOV, MP4, MPEG, MPEG2, MPEG4, TS, VOB, Audio formats supported: AAC, M4A, MP3, WMA