ProjectorOptoma launches dynamic 4K UHD laser projector UHZ50+ in Black colourdevicenextOctober 6, 2023 by devicenextOctober 6, 20230 Optoma, launches dynamic true 4K UHD laser home cinema projector UHZ50+ in black colour on 6th October at What Hi-Fi 2023 Show in Bangalore. Featuring HDR...