Description Designed for maintenance-free continuous operation, the 4,000 lumen Full HD Optoma ZH400 projector delivers powerful image performance with flexible installation features and extensive connectivity options in a sleek, compact form factor, up to 34% smaller than previous Optoma models. Geared for conference rooms, boardrooms, and other corporate spaces, the ZH400 features 360 degree and portrait mode operation for a flexible setup. For ultimate convenience, it comes with an RS232 connection for monitoring and controlling and a built-in speaker. Bright Full HD 1080p DuraCore laser projector 4000 lumens and IP6X certified DuraCore laser technology delivers 30,000 hours of maintenance-free laser light source 360-degree and portrait projection Full HD 1080p HDR and HLG compatible 24/7 operation 2,000,000:1 dynamic contrast ratio Brightness 4,000 Lumens (ANSI)1 Resolution 1920×1080 Aspect Ratio 16:9 (HD) Contrast 300,000:1 (full on/off) Display Type 2 cm DLP x 1 Color Processing 10-bit Video Modes 720p, 1080i, 1080p/60, 1080p/50, 576i, 576p, 480p, 480i 3D Modes Full HD 3D Lamp Type Laser Phosphor Lamp Life 30,000 hours Included Lens 1.1x manual zoom , manual focus Optional Lenses No Lens Shift No Throw Distance 0.7 m – 9.8 m  Calculate Throw Distance Image Size 51 cm – 762 cm Throw Ratio 1.48:1 – 1.62:1 (D:W) Digital Keystone Horizontal & Vertical Projector Size 11 cm x 27 cm x 22 cm (HxWxD) Weight 3.0 kg Audible Noise 32 dB  / 27 dB (Eco) Internal Speakers 15.0 Watts Mono Power 139 Watts 100V – 240V Connection Panel Audio Out: Mini Jack HDMI 2.0 x 2 RS232: DB-9pin USB Features Operate 24/7 Full HD 3D Geometric Correction HDR
