Product Type | Laser DLP Projector |
Native Resolution | 1920 x 1080 (Full HD) |
Display Technology | DLP |
Light Source Type | Laser |
Brightness | 3500 ANSI Lumens |
Contrast Ratio | 3,000,000:1 |
Aspect Ratio | 16:9 |
Projection Method | Front, Rear, Ceiling Mount, Tabletop |
Throw Ratio | 0.23 |
Keystone Correction | 2D, Vertical ±15°, Horizontal ±15° |
Digital Zoom | 2x |
Integrated Speaker | 10W x 2 |
Power Supply | AC 100V to 240V, 50/60 Hz |
Power Consumption (Typical) | 356W |
Power Consumption (Standby) | <0.5W |
Noise Level (Normal/Eco) | 33 dBA / 31 dBA |
Lamp Life (Normal/Eco/Extended) | 20,000 hours / 30,000 hours (ECO) |
Form Factor | Ultra Short Throw |
Weight | 5.6 kg |
BenQ LH856UST 1080p Laser UST DLP Projector


Key Benefits

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- Offers ultra short throw projection ideal for tight spaces and reduced shadow interference.
- High-definition 1080p resolution and 3500 lumens ensure clear, bright image delivery in any room.
- Laser light engine minimizes maintenance and maximizes long-term performance, offering improved ROI.
Product Overview
The BenQ LH856UST is an advanced ultra short throw (UST) laser projector that delivers high-performance 1080p (1920x1080) resolution using DLP technology. With 3500 ANSI lumens of brightness, this device projects crisp, vivid images in various lighting conditions. The ultra short throw lens enables large image projection from a minimal distance, perfect for tight spaces. Its laser light source ensures a longer lifespan, reducing maintenance and operational disruptions. While it is not TAA-compliant, it offers excellent value for commercial settings that do not need compliance constraints.
Specifications
Product Overview
Wireless Features
Wireless Capability | Optional with external dongle (BenQ QCast Mirror) |
Compliance & Origin
Country of Origin | China |
TAA Compliance | No |
Regulatory Approvals | CE, FCC, cUL, RoHS |
Advanced Security Features
Password Protection | Yes |
Interfaces
HDMI Ports | 2 (1 with MHL support) |
USB Type-A | 1 (Power supply, 5V/1.5A) |
USB Mini-B | 1 (Service only) |
LAN (RJ-45) | 1 |
Audio In (3.5mm Mini Jack) | 1 |
Audio Out (3.5mm Mini Jack) | 1 |
RS-232 | 1 (DB-9pin) |
VGA Input (D-Sub 15 pin) | 1 |
VGA Output (D-Sub 15 pin) | 1 |
Microphone In | 1 (3.5mm jack) |
IR Receiver | 2 (Front and Top) |
Kensington Lock Slot | Yes |
Physical & Environmental
Dimensions (W x H x D) | 502 x 168 x 399 mm |
Operating Temperature | 0°C to 40°C |
Storage Temperature | -20°C to 60°C |
Operating Humidity | 10% to 90% (non-condensing) |
Cloud Management & Licensing
Network Control Protocols | Crestron, PJLink, AMX |
LAN Control | Yes |
Cloud Management Platform | BenQ DMS Local (Device Management Software) |