The ZH450ST is one of Optoma's most compact and hassle-free Full HD 1080p DuraCore laser projectors to date. Designed for maintenance-free continuous operation this 4200-lumen 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.<br><br>To support Optomas commitment to sustainability the ZH450ST cuts power consumption by up to 45% compared to Optomas lamp-based projectors. Energy-saving DuraCore laser technology ensures a long product lifespan of up to 30000 hours without the need for additional lamps requires minimal maintenance and is mercury-free further lowering its carbon footprint.<br><br>An added benefit the ZH450ST features an external power supply offering more reliability portability and energy efficiency.<br><br>Designed with the environment in mind the eco-friendly chassis design is made with up to 50% PCR (Post-Consumer Recycled) plastics and the packaging contains up to 97% recyclable materials. In addition the compact product and packaging size of the Optoma ZH450ST projector allows 2x more products carried per container resulting in more efficient logistics to help further reduce carbon emissions.<br><br>Geared for conference rooms boardrooms and other corporate spaces the ZH450ST has a short throw lens meaning it can be positioned less than half a metre from any wall. For ultimate convenience it comes with an RS232 connection for monitoring and controlling and a built-in speaker.<br> Based on the comparison of the 2023 Optoma mainstream laser projectors and its previous generation. Comparison of 2023 Optoma mainstream laser projectors and its equivalent lamp-based counterparts. Based on the packaging of 2023 Optoma laser projectors.