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Optoma Uhd60 True 4k Dlp Projector Home Cinema New Lamp Installed

5 Best 4K Laser Smart TV Projector 2021The sound pressure level at 500 Hz rated power, not less than 91 dB. The uneven of frequency response pressures in the range 20-20000 Hz, no more than 16 dB. Optoma uhd60 true 4k dlp projector home cinema new lamp installed dear buyers, i describe each item as […]