1/4” CMOS WXGA Sensor OV9712 / H.264/AVC1 DSP/Hynix 512M DDR2  Latest version 7 in 1 function:  720P high Definition Video 1280*720 H.264/AVC1 30fps .mov (Or AVI, Need to be updated Firmware) 1.3MP/3MP/5Mega pixels JPGE Photo  Webcam Mode Optional 640x480/800*480/800*600/1024*576/1024*768/1280*720 4G TF card can record HD video about 80 minutes. Recording Medium: Micro SD Card, Support up to 32GB.   Must insert in a TF card before using. Any more than 2GB TF card can be used for the item.  Playback video on your PC or LCD TV. Easy connection with PC/Laptops, No driver needed. Built-in rechargeable high volume polymer lithium ion battery 300mAH. Battery Size :35*20*5.0mm(L*W*H) About 1 hour video recording, or 2 hour sound recording, when full charged Built-in Charger manage IC and Power manage IC make Low battery buzzing noise in video disappear Real time record any video evidence instantaneously. Dimension (mm): 52 (L) x 33 (W) x15 (H)