We are offering 7 inch tablet computers. system physical standard configuration type details descriptions product form product form straight plate dimensions 195*123*11 weight tbd lcd panel screen size 7'' 16:9 screen resolution 800x480 or 1024x600 optional touch panel touch module capacitive multitouch 5 point battery type lithium-ion polymer battery capacity 3.7v/2800mah system hardware configuration: type details descriptions cpu type rockchips rk2928, cortex-a9 speed 1.0ghz gpu type duad mali 400 "multi-media (hardware decoding-" phote viewer photo viewer bmp, jpg, gif, png video format video format mpeg-1, mpeg-2, mpeg-4, h.263, h.264, avs, vc-1, rv, vp6/vp8, sorenson spark, mvc 1920x1080p 60fps audio format audio format mp1、mp2、mp3、wma、wav、ogg、oga、ape、flac、aac、m4a、3gpp ram ddr3 1gb rom flash nand flash 8gb(4gb/16gb optional) camera front facing 0.3mp rear facing 2mp/0.3mp optional speaker built-in 8ω/1w speaker x 1 (25mm*15mm) mic built-in yes receiver built-in yes(15mm*6mm) g-sensor built-in gravity acceleration sensor gps built-in na bluetooth built-in optional wifi wifi module 802.11b/g/n 2g internal na interface configuration: type details descriptions memory card socket external memory tf card , up to 32gb sim card socker 2g sim card na usb interface data transfer supportive usb 2.0 /host(micro usb) headphone jack music output ∮ 3.5mm standard headphone jack dc connector power ∮ 2.5mm power connector hdmi interface video output mini hdmi keys tack switch power/vol+/vol-/reset keyboard input device wired supportive mouse input device wired supportive software configuration type details descriptions operating system operating system version andriod 4.1.1 language multi-language supportive html5 supportive necessary accessories type details descriptions 3.5 mm headphone standard configuration standard stereo headphones power adapter standard configuration 5v/2a usb data cable standard configuration connect to pc usb patch cord standard configuration otg to host