User Manual: http://m5.img.dxcdn.com/CDDriver/CD/sku.242177.pdf Brand Oley Model H2 Quantity 1 Color White Material ABS Operating System Android 4.1 Type LCD Chipset AML8726-MX Brightness 3000 ANSI lumens Display Size 25~200 " Contrast Ratio 2000: 1 Native Resolution 1280 x 800 Maximum Resolution 1366 x 768 Aspect Ratio 16:9 / 4:3 Pixels 1280 x 800 Throw Distance 1~5.5m Lens F=190mm Built-in Speakers Yes Lamp Type 120W LED Lamp Life 50000 hours Input Video Compatibility Digital Input Audio Signals Digital Input Connectors TV SV SD 2 x HDMI 2 x USB AV Audio(R L) Output Connectors Audio out (R / L) Storage Memory 1GB External Memory 32GB Power Supply AC 100~240V / 50~60Hz Power Consumption 150W Other Features CPU: AML8726-MX; Memory: 1GB; Wi-Fi: 802.11 b/g/n; OS system: Android 4.1; Support languages: Chinese English Germany Japanese Korean etc; Support 2.4GHz Wireless mouse / keyboard SD slot; Support file format: image: JPEG BMP PNG; Video: MPEG1 MPEG2 MPEG4 H264 RM RMVB MOV MJPEG VC1 DIVX FLV; Audio: WMA MP3 M4A(AAC); TXT Packing List 1 x Projector 1 x AC power cable (UK plug / 180cm) 1 x AV cable (150cm) 1 x Remote controller (2 x AAA batteries not included) 1 x Lens cover 2 x Spare fuses 1 x Cleaning cloth 1 x CD manual 4 x Screws