Latest version 4 in 1 function Spy Car Key Remote: video record, sound record, camera, motion detection, take photo. Car key chain Support TF card (2GB 4GB 8GB 16GB) (optional) Build-in Li-Battery Specifications: Smallest pin-hole camera External memory: support the TF/Micro SD expansion card from 2GB to 16GB. High definition video with voice lets Color video and audio recording Video AVI format 720 x 480 high resolution(30fps) Photo JPEG format 1280 x 1024 pixels Playback video on your PC Easy connection with PC/Laptops, no driver needed Easy to use One Touch record button USB plug and play compatible Built-in rechargeable high-capacity Lithium polymer Battery up time: approx. 1.5 hours Real time record any video and audio evidence instantaneously Support system: Windows98SE/ME/2000XP/Vista/LINUX2.4 above and automatically distinguish operating system. The Car Key Remote DVR is a pc of art covert surveillance technology. Since support high resolution video recording, the car key remote DVR is the ideal tool for instant covert all-in-one video recording. Full 30fps frame rate delivers amazingly smooth video. Battery life support 1 hour recording. You may download video films to computer by high speed USB 2.0 cable for viewing and storing.