Maxhub Raptor All-in-one LED wall 220″. 4K Pixel 1.2. Res 3840×1920 with mic MHLA220V18

MAXHUB All-in-one LED wall, three in one mainboard design, build-in Android 9.0 system, 4GB RAM, 32GB ROM. Screen Size 220″, Piexl Pitch 1.2, Resolution 3840 x 1920（4K）. Brightness 100-550nit (adjustable), refresh rate 1920-3840Hz. built in microphone 2*30w