Product Info: Spy Pen with Sound Activated Camera + 8GB Memory Highlights: Pen Style Hidden Device: Easy to carry, fashionable design. Sound-activation Function: Leave it sitting on a desk and it will secretly start recording when its audio sensors pick up any sound in the area. Lots of Space: Pen has 8GB of internal memory and takes high resolution photos, videos and audio Specifications: Memory : 8GB Synchronous : Video Video Resolution : 1280960 Photo Resolution : 16001200 Typical Microphone Range : 3m File Format : MP4-AVI Sensor : CMOS Motion Sensor Power Source : Internal Rechargable Li-Battery Construction : Plastic Accessories : User Manual