Projection Technology: DLP (0.2" DMD) Display Chip: OSRAM Q6 RGB LED Light Life: Up to 20000 Hours Luminous Luminance: 55 ANSI Lumens Light Type: LED Standard Resolution: WVGA 854*480 Projection Area : 30-120 inches Contrast: 500:1 Throw ratio: 1.35:1 (33.5 inches @ 1M) Distortion: 85% Throw distance: 1-5m Mode focus angle: manual focus Keystone correction: manual, vertical: 45 degrees, horizontal 40 degrees Projector character: interaction Projection mode: Front projection Shift function: NO 3D: YES Screen mirroring: Airplay / MiraCast Operating System: Android 9.0 CPU: Quad Core ARM Cortex-A55 CPU GPU: ARM Mali-G31 MP2 GPU Memory Buffer: 2G/4G LPDDR4 Memory: EMMC 16G/32G WIFI: 2.4G/5G 802.11a/b/g / n / ac Bluetooth: BT 5.0 Built-in battery: 3000MA Using time: working for about 1.5 hours Supported video (up to 4k): VP9-10, H.265, H.264, MPEG-4, WMV/VC-1, MPEG-2, MPEG-1, RealVideo 8/9/10 etc. Audio support: MP3, WMA, MP2, OGG, AAC, M4A, MA4, FLAC, APE, 3GP, WAV Image support: Support browsing various image formats (jpg, png, bmp, etc.) Extensive storage: support TF card and hard disk Remote control: Support (IR) Infrared and 2.4G wireless control Built-in speaker: 1*1W Light machine consumption: 3W Total power consumption: 5W Power performance: AC100-240V, 50/60Hz DC 5V 3A