Description: * 6800 Lumens high brightness; * 1920*1080dpi Native Resolution; * Support Auto(Vertical) & ±50° Keystone Correction; * Support AC3 audio; * 4Ω 5W*1 stereo speaker, giving you a better hearing enjoyment; * Support 100% to 75% display zoom and easy to adjust the color by your preference. Product parameters: Model: M21 Brightness: 6800 Lumens Native Resolution: 1920*1080dpi, Max support 1080P Contrast: 1000:1~2000:1 Keystone: Support ±50° Auto / Electronic Keystone Correction and +/- 15-degree manual Keystone Speaker: 4Ω; 5W*1 stereo speaker LCD Panel model: 6.0 inches LCD System: Multimedia System Projection ratio: 1.35 Recommend Size: 60"-150" Projection Distance: 1.55m-4.55m LED lamp life: 30,000 hours Supported Video Format: AVI/MP4/MKV/FLV/MOV/RMVB/3GP/MPEG1/MPEG2/H.264/XVID Supported Audio Format: MP2/MP3/PCM/FLAC/WMA/AAC/AC3 Supported Photo Format: BMP/JPG/JPEG/PGN/GIF Input: 2*HDMI/2*USB(Only 1 USB can read)/1*AV/1*VGA/1*Audio out/1*SD Card Product weight: 2.73kg Power input: AC 110~240V Power Consumption: 150W Packing list: * Projector * 1 * Manual * 1 * Power cord * 1 * Remote control * 1 * 3 in 1 AV cable * 1 * HDMI Cable * 1