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"1-Chip DLP Technology Laser Technology 4K input ready 5,200 ANSI Lumens WUXGA Resolution 20,000:1 Contrast Ratio Light Source Cycle 20,000 Hours Connectivity HDMI, LAN, USB, Computer in-out, Video in, Audio in-out, Serial in, Digital Link Weight 16.0 kg Dimension (WxHxD=498x168x492mm)"