Panel type IPS (hard screen) screen proportion widescreen 16:9 interface type USB, HDMI, DVI, AV, S Brightness 500CD / m2 scanning mode line by line scanning maximum resolution 3840 * 2160 best viewing distance 1.1m (included) - 1.4m (included) package size 1593 * 970 * 157mm number of speakers 2 receiving system PAL NTSC SECAM Certificate No. 2020010828276975 package list data line, security card, Manual gross weight 40.9 working voltage (V) 110-220 certificate type CQC certification power (W) 100 internal storage space 8g video display format 2160phdmi interface quantity 2 TV with base size 1655 * 4055 * 182mm net weight (excluding base) 38.9 net weight (including base) 39.1 display size without base 1475 * 855 * 82mm stacking layer limit 6-layer backlight type LED