Video format:AVI Video encoding: M-JPEG Video resolution:720*480 VGA video frame rate 30fps+-1fps Player software:Operating system comes with or mainstream video player software Image scale:4:3 Support system windows me/2000/xp/2003/vista;Mac os 10.4 Charging voltage:DC-5V Easy operation with LED indicator Interface type:mini 5pin USB Support up to 16GB microSD / TF card (card not include) Battery types:High capacity polymer lithium electricity Package content: 1 x Mini DVR 1 x USB cable 1 x User manual