PRODUCT GRADING (Grade C) - Fair Condition > Visible scratches and signs of use throughout > Refurbished to the highest standards. Retail Box WHAT IS IN THE BOX Yaber Y31 Projector Native 1920x 1080P Projector PRODUCT DESCRIPTION Our Y31 hd projector is the first projector with One-Click to Brighten function and Auto Vertical Correction. With manually ± 50° 4D (Vertical & Horizontal) Keystone Correction, One-Click Restore & -25% zoom function, very convenient to adjust the screen by using the remote control, especially for the projector suspended from ceiling. 1080P Native Resolution (1920*1080), Support Play 4k Video The projector with native 1920*1080 resolution, remarkable 8500L Brightness and high dynamic contrast ratio of 10000:1, provides sharp and detailed images from HD content without downscaling or compression, which is four times higher than 720p, ensuring the best video experience. HIFI Stereo Sound & Latest Advanced Cooling System he LED projector has built-in 3W dual stereo speakers with SRS sound system provides a great auditory sense experience without external speakers. Updated an advanced and silent cooling system with 3 fans running simultaneously. Adopt the latest SmartEco technology to minimize lamp power consumption to extend the useful life of the lamp to a maximum of 100000 hours. 300\" Giant Screen & Wide Compatibility The video projector offers the projection size from 50\" to 300\" depending on the distance and 10ft is the recommended viewing distance. Equipped with 2*HDMI ports, 2*USB ports, VGA port, AV port, this phone projector easily connects with TV Box, Amazon Fire Stick TV, Chromecast, PC, laptop, tablet, external speakers, Xbox, DVD player, USB stick, iPad, iPhone, Android smartphone. Three-year & Lifetime Professional Support This 1080P projector is very suitable for home movie entertainment, backyard, games and party fun. YABER provides 6-month back and 3-year repair, lifetime professional technical support. NOTICE: Jerky or lag when playing videos is not a quality problem and can be solved by Firmware Upgrade. Any problems, please let us know anytime.