1.Virtual screen: 72 inch 2.Resolution:480*240(WQVGA) 3. AV video ... 2-3 hours favourable hd video glasses 320A with 72 inch and with AV video inputMain function -- LCD display + Support ... MP3, WMA, FLAC, APE, AAC, and PlayFXpicture formatJPEG, BMP, GIF with auto scan and rotate functionColors availableblack, white, silver, or ... FCC favourable hd video glasses 320A with 72 inch and with AV video input