Video recording : VGA video recording, AVI format 640X480 resolution, video recording and voice recording at the same time recommend player, wind and thunder player, storm player, k player, and other multi-format support media player. Take photo function : 130 pixel 1280x1024, JPEG format. MP3 function : support MP3 : WMA, WAV format. USB function : support TF card from 1GB to 8GB,stadard mini 4 pin USB 2.0 interface, no need drivers but for Win.98. PC-Camera function: support PC-Camera function, can use as video meeting. Economic and practical : high capacity lithium battery inside, standard DV-5V charging or computer USB charging (directly). Mini MP3 shape camera for hidden AV recording. Support MP3,take photo,video record. Video recording format: AVI,640*480,25 frame/seconds. Photo images format: JPEG, 1280 x 960. Internal Memory: No. Support TF/Micro SD card : Max.8GB. Video recording time: 1GB/about 50 minutes. Earphone output power :>5mW. Communication standards Full Speed :USB 2.0. Charging voltage: DC-5V or directly from PC USB port. Lithium battery : Built-in 270mAH rechargeable battery,working 2 hours continuously. Weight :150g. Optional Colors: Blue,Black,Purple,Pink.