Excelvan 1500 lumens Mini Portable Multimedia LCD LED Projector Home Theater Cinema HDMI/USB/VGA/AV/ATV/SD Warranty: All Excelvan projectors have 1 year warranty, 100% satisfaction and zero hassle returns guaranteed. Note: Support MHL cable and I-push connection (The cable is not included); Not support Dolby audio format for patent issues. SPEC: 800x480 pixels native resolution with brightness of 1200 lumens, which support 720P and 1080P. Support: TV BOX, PS4, Laptop, PC, SD Card, xbox360, Keystone Correction, Built-in Speakers, Low Noise. Distance: Manual focus adjusting, get picture from 37 to 130 inches at 1.2 to 3.8m. 20,000 hours LED lamp life.