75 inch ultra-thin explosion-proof LCD TV 4K intelligent voice HD

2 + 16g large memory, 64 bit 8-core processor, large memory and strong inner core make the large screen run more smoothly without waiting for watching TV and playing games.Panel type IPS (hard screen) screen proportion widescreen 16:9 interface type USB, HDMI, AV, VGA brightness 300cd / m2 scanning mode line by line scanning maximum resolution 3840 * 2160 operating system Android additional function USB media playing HD network Nominal contrast 4000:1 optimal viewing distance 3M (included) - 3.4m (included) package size 1860 * 1145 * 190mm energy efficiency grade three-level network connection mode wired and wireless support screen brushing rate 60Hz number of speakers 2 receiving system PAL NTSC SECAM