Stunning Visuals, Incredible VersatilityASUS ZenBeam E1R mini projector redefines portable entertainment. It features USB Type-A port connection for both Android and iOS devices and also automatic portrait projection* mode that lets users change the projector’s orientation while in use so they can easily enjoy social media content and livestreams on a bigger screen. And there’s no need to tinker with settings ― because the black sidebars are automatically removed as the projected image smoothly transitions from horizontal to vertical orientation.*Only available during using USB Type-A connection.Enlarge Your EntertainmentZenBeam E1R is able to project up to 100-inch WVGA (854 x 480) imagery for big-screen thrills, even in confined spaces. It also supports FHD content and its 200-LED-lumens light source provides up to a 30,000-hour lifespan. Auto vertical keystone correction ensures perfect projections every time, while a built-in threaded socket ensures compatibility with standard tripods.Universal ConnectivityHDMI® port ensures compatibility with a wide range of input sources. The USB Type-A port ensure a mobile phone connection, and can also be used to charge devices(5V/1A). The USB Type-C port is for DC-in.Award-winning Zen-inspired designCatering to the stylish on-the-go traveler, ASUS ZenBeam E1R weighs only 300g and has ultra-compact dimensions of 84 x 29 x 108mm. The Zen-inspired design, with its understated aesthetic and spun-metal finish on the lens cap, recently helped ZenBeam E1R win both an iF Product Design and a Red Dot Design.Built-In Battery for Added Convenience​The battery provides up to four hours of video playback* on a single charge — more than enough for a full-length feature film or long presentations. ZenBeam E1R can also act as a portable power source, charging other devices via its USB Type-A port.*Based in Low mode usage2-Watt Speaker for Clear, Powerful AudioThe built-in 2-watt speaker with ASUS SonicMaster technology offers amazing audio that perfectly complements any viewing experience.