Benq LK830ST

0.5 short throw ratio for large image from short distance. One-click preset for multi-projector blending to minimise setup effort. IP6X sealed engine with optional filter for optimal dust resistance and protection. Supports OTA firmware updates to keep all devices up to date without physical access. Laser high visual 4000 ANSI lumen brightness. Installer Ready. Optimised for Multi-Projector Projects from Fast Setup to Long Term Performance. Blending Ready Mode. One-click preset for multi-projector blending to minimise setup effort. Brilliant Visuals with Stable Colour and Performance. The LK830ST delivers brilliant image clarity and stable performance across every detail—from vivid Rec.709 colour and high contrast to 4000-lumen brightness (ANSI) and 20,000-hour laser life.. BenQ WBA for Seamless Multi-Projector White Calibration. BenQ’s factory white balance adjustment (WBA) reduce variables between images projected from different projectors, significantly reducing manual calibration effort. It can save up to a full day of setup time in large-scale installations while ensuring seamless multi-projector alignment for edge blending.. Full flexibility for ceilings, walls and floors. 360° and Portrait Projection for Full Installation Freedom. Ready for Dusty Venues. IP6X Sealed Engine Design for Dust-Prone Environments. Shields the projector’s optical engine from dust intrusion, ensuring long-term stability and reliable performance in harsh, dust-prone environments such as exhibition halls, factory spaces, and training centers.. Optional Filter for Extra Protection. Provides added protection in dusty environments and helps extend projector life.. Auto Reset Mechanism with Built-in Timer. Automatically tracks filter usage and resets the timer when a new filter is installed, without any manual setup.. IT Takes Control. Streamlined Device Management. Remote Monitoring and Diagnostics. Easily track projector status and diagnose issues remotely, eliminating frequent on-site visits.. Firmware Management Over Network. Easily update all projectors via LAN to keep firmware current without physical access.. Reliable Performance, Less Maintenance. Ensure long-term stability, freeing SI teams to focus on creative installations rather than routine upkeep.. Projector. Keystone correction, horizontal. 30°. Keystone correction, vertical. 30°. Horizontal scan range. 15 - 135 kHz. Vertical scan range. 23 - 240 Hz. Number of colours. 1.07 billion colours. Smart projector. No. Native aspect ratio. 16:9. Contrast ratio (typical). 3000000:1. Projector native resolution. UHD 4K (3840x2160). Projection technology. DLP. Projector brightness. 4000 ANSI lumens. Light source. Service life of light source (economic mode). 30000 h. Service life of light source. 20000 h. Light source type. Laser. Lens system. Offset. 114%. Throw ratio. 0.496. Zoom type. Fixed. Zoom capability. Yes. Video. 3D. Yes. Full HD. Yes. Ports & interfaces. PC Audio out. Yes. Serial interface type. RS-232. USB 2.0 Type-A ports quantity. 2. HDMI ports quantity. 2. Network. Wi-Fi. No. Ethernet LAN (RJ-45) ports. 1. Ethernet LAN. Yes. Features. International Protection (IP) code. IP6X. Noise level (economic mode). 24 dB. Noise level. 30 dB. Interactive. No. Multimedia. Number of built-in speakers. 1. RMS rated power. 15 W. Built-in speaker(s). Yes. Design. Placement. Ceiling, Desktop. Product colour. Black. Market positioning. Business. Product type. Short throw projector. Display. Built-in display. No. Power. AC input frequency. 50/60 Hz. AC input voltage. 100 - 240 V. Power consumption (standby). 0.5 W. Power consumption (typical). 230 W. Power source. AC. Operational conditions. Operating temperature (T-T). 0 - 40 °C. Weight & dimensions. Height. 120.5 mm. Depth. 229.3 mm. Width. 279.2 mm. Weight. 3.6 kg. Packaging content. Cables included. Power. Manual. Yes. Mounting brackets included. Yes. Remote control included. Yes. Logistics data. Quantity per pack. 1 pc(s)