Optoma ZK451 4K UHD , 4500 Lumens 1.4:- 2.24:1 throw ratio 6.6 lbs 2 x HDMI 2.0 (4K HDR), 2 x USB-A (Power / Dongle), 1 x Audio-Out 3.5mm, 1 x RS232, RJ45, 3D Sync, 12V trigger
4K HDR), 2 X USB-A (POWER / DONGLE), 1 X AUDIO-OUT 3.5MM, 1 X RS232, RJ45, 3D SY

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ZK451 4500L 4K UHD Projector