Model Number: K2--#1832 Key Specifications/Special Features: Small, lightweight and multiple functional, the FreesunTV K2 DLP pocket projector gives you the freedom to take presentations and entertainment anywhere.Display setup is easy thanks to auto keystone correction and DLP intelligence, bright technologyFAQ:How many days I can get my order?Sample: 3-5 daysOrder: 10-15 days Contrast ratio: 2000:1 Style: DLP50 Lamo: LED lamo Lamp life: 15000 hours Brightness: 1000 lumens Aspect ratio: 4:3/16:9/16:10 DDR: 1GB/2G DDR3 Memory: 8GB/16GB CPU: RK3128 USB: USB HOST 2.0 Bluetooth: bt4.0 Wi-Fi: 5G Wi-Fi(AP6330) Flash: supports flash 11.1 Projection distance: 1-5M Power parameters: 5V-2.5A HMI out: supports HDMI out Use business and education, home Resolution: WVGA 854*480 Input: USB, IR, speaker Operating system: Android 4.4 User interface: Android system interface style Projection cover size: 30-120 inches TF card: supports up to 32GB capacity HDMI: supports HDMI 1.4 output up to 1080p at 60Hz Built-in battery: built-in 5000mA battery Audio frequency out: supports audio frequency out Remote control: supports IR remote and 2.4G wireless remote Audio: MP3, WMA, MP2, OGG, AAC, M4A, MA4, FLAC, APE, 3GP, WAV Storage expansion: supports TF card and mobile hard disk expansion Picture: supports variety of image formats browsing (jpg.png.bmp etc) Main frequency: Quad-core ARM Cortex-A7 CPU with up to 1.2GHz Video: H.263, H.264, H.265, VC-1, RV, VP6/ VP8, Sorenson Spark, MVC MPEG-1, MPEG-2，MPEG-4