ZH520 is one of the most compact and practical -practical -practical relative -compact and practical duracore laser projectors. Designed for continuous functioning of maintenance, it offers powerful image performance with flexible installation features and large connectivity options in an elegant and compact form factor, up to 34% smaller than the previous optoma models. By supporting the optoma commitment to sustainability, ZH520 reduces energy consumption of up to 45% compared to the optoma projectors based on laser technology. Energy -saving duracore guarantees a long duration of the product up to 30,000 hours without the need for additional lamps, requires minimum maintenance and is without mercury, further reducing the carbon imprint. A further advantage is that ZH520 is equipped with an external power supply that offers greater reliability, portability and energy efficiency. Designate thinking about the environment, the ecological design of the frame is made with up to 50% with up to 50% PCR plastic (post-consumer recycled) and packaging contains up to 97% of recyclable materials. Furthermore, the compact product and the size of the packaging of the projector Optoma ZH520 allow the transport of the double products for containers, with the result of a more efficient logistics to contribute to further reduce carbon emissions. By conference rooms, meeting rooms and other business spaces, ZH520 is equipped with a 1,3x zoom for a flexible configuration. For maximum convenience, it is equipped with an RS232 connection for monitoring and control and an integrated speaker. By comparison between the mainstream laser projectors Optoma 2023 and its previous generation .² comparison between the mainstream laser projectors Optoma 2023 and its equivalent counterparts based on lamp. 2023.