Optoma ZH55 is a DLP projector for home use. The projector adopts a laser as the light source and has a long lamp life of 20,000 hours. It has a standard resolution of 1080P and high contrast of 22,000:1, delivering clear images with rich details. The projector is equipped with versatile interfaces and you can connect it to computers, game consoles, and other external devices conveniently.