Fangrui Product Details Features: Small Size And Light Weight; Low Power Consumption, Operating Current 200 Ma; Aluminum Alloy Casing (cnc Processing); Support 32gb Tf Card (10 Level Recommended); Built-in 3.7v/400 Mah Lithium Ion Polymer Battery; Universal Usb Charging Interface; High-precision 4-level Battery Power Indicator; Multi-language Menu, 11 Menu Language Choices; Cvbs Signal Input (built-in Video Decoder); Support Playback And Av Signal Output (built-in Video Encoder) System Startup Time: 3 Seconds Video Input Format: Ntsc/pal Video Input Impedance: 75 Typ. Video Compression Format: Mjpeg Record File Resolution: Vga (640 X 480) / D1 (720 X 480) / Hd (1280 X 720) Selectable Record File Format: Avi Recording Sound: On/off Selectable Cycle Recording Time: 10min/20min/30min Frame Rate: 30 Frames Memory Card: Tf Card, Support Up To 32gb (c10 Recommended) Menu Language: 11 Language Choices Optical Frequency: 50hz/60hz Can Be Selected Video Playback: Cvbs Output (connected To The Monitor) Audio Input Interface: 3.5mm Av Ja