DropOptics HD 1080P Infrared Night Vision Police Body Cam Lapel Worn Camera Security IR Cam With 32GB Built In Memory True 1080p High Definition, Factory Refurbished, Includes GPS Cable Compatible with Windows XP and Windows 7 only 16 Megapixel Camera, Extended Battery Life Night Vision Option & Walkie Talkie (PTT Function) Secure the mounting clip firmly! Press firmly and slide it to lock into place.