The function of the product includes: DV camera, sound recorder, image stabilization function. It has a HD DV processing chip. So you can still take the high quality videos in unstable Environments. Ultra high capacity battery and memory. It can last 10-15 hours if fully charged and support up to 32 Gb TF card. Standard USB interface without driver installation. Quick and easy operation. AVI video format, you can use any player toplay. The product will be Slightly warm when charging or a long time of recording. It is normal, please do, not worry about it.