| Basic Information | Model Name | CB-972 (China Model); EB-972 (Global Model) |
 | Product Type | All-Around 3LCD Projector for Business & Education |
 | Projection System | 3LCD Technology (3-Chip RGB Liquid Crystal Shutter System) |
 | Dimensions (W×D×H) | 395×304×120 mm (without lens/feet); 395×320×145 mm (max with feet installed) |
 | Weight | Approx. 4.7 kg (net weight, without lens) |
 | Operating Temperature | 0°C – 40°C; Operating Altitude: 0m – 2000m (High-Altitude Mode for >1500m) |
 | Storage Temperature | -10°C – 60°C (relative humidity: 10%-90%, non-condensing) |
 | Warranty | 2-Year Whole Machine Warranty; 6,000 hours Lamp Warranty (Standard Mode) |
| Display Performance | Native Resolution | XGA (1024×768), 0.786 million pixels |
 | Aspect Ratio | 4:3 (compatible with 16:9 via digital scaling) |
 | Color Reproduction | 8-bit color processing, up to 16.7 million colors; 90% NTSC gamut |
 | Color Modes | Dynamic, Presentation, Cinema, Natural, sRGB |
 | Refresh Rate | 60Hz-120Hz, supporting smooth video playback |
| Brightness & Contrast | White Light Output (ISO) | 4,200 lumens (Standard Mode); 2,940 lumens (Eco Mode) |
 | Color Light Output | 4,200 lumens (IDMS certified, consistent with white light output) |
 | Dynamic Contrast | 15,000:1 (Dynamic Contrast Mode) |
| Optical System | LCD Panel | 0.55-inch inorganic poly-silicon TFT active matrix |
 | Light Source | UHE Lamp (Ultra High Efficiency) |
 | Light Source Life | 6,000 hours (Standard Mode); 10,000 hours (Eco Mode) |
 | Cooling System | Single-channel efficient thermal management |
| Lens & Installation | Lens Type | Fixed manual focus/zoom lens |
 | Zoom Ratio | 1.2x (optical zoom) |
 | Throw Ratio | 1.48:1-1.77:1 |
 | Lens Shift | Vertical: -30%~+30% (manual) |
 | Projection Size | 30″-300″ (diagonal); Projection Distance: 1.0m-11.3m |
 | Installation Modes | Front, Rear, Ceiling, Floor Mounting |
| Connectivity | Digital Interfaces | HDMI 1.4 (HDCP 1.4)×2 |
 | Analog Interface | VGA (D-Sub 15-pin)×1 |
 | USB Interfaces | USB Type-A×2 (5V/1.5A); USB Type-B×1 (service) |
 | Audio Interfaces | 16W Built-in Speaker; Stereo Audio Input/Output×1 |
 | Control | RS-232C×1; RJ45 (LAN)×1 (for web control) |
| Power & Operation | Power Supply | AC 100-240V±10%, 50/60Hz |
 | Power Consumption | 300W (Standard Mode); 210W (Eco Mode); 0.5W (Standby) |
 | Noise Level | 37dB (Standard Mode); 28dB (Eco Mode) |
 | Startup Time | ≤30 seconds; Instant Shutdown Support |
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