Product details: lenticular: For display 42 "super white tempered glass dielectric grating material thickness 5mm PET grating transmittance> 95% grating accuracy <0.0005mm Display: Type 82" LCD display area 1805.76 (H) * 1015.74 ( V) Response time 8ms resolution of 1920 x 1080 maximum pitch 0.3135mm * 0.9405mm 8bit color brightness 450cd / m 60Hz refresh rate Angle 90 ° contrast ratio of 2000: 1 built-in computer: CPU Intel G860 display NVDIA GT630 2GB memory, hard disk 500G USB Interface 2 Group control mouse and keyboard support for media formats: Video formats MPEG-1, MPEG-2, MPEG-4, VC1, AVS, VC-1, RV and other audio formats WMA, APE, FLAC, AAC, OGG, AC3, WAV, MP3, etc. image formats JPEG, BMP, GLF, PNG, etc. Interface Specifications: Network access 1000M Ethernet