Performance parameters: System startup time: 3 seconds Video input format: NTSC/PAL Video input impedance: 75Ω Typ Video compression format: MJPEG Record file resolution: VGA (640*480)/ (720*480)/HD (1280*720) selectable Record file format: Record sound: ON/OFF selectable Frame rate: 30Frames Video output format: NTSC/PAL switchable Video output impedance: 75Ω Typ Memory card: TF card, supports up to 32GB (recommended for C10) Menu language: 11 languages to choose from Video playback: CVBS output (connected to monitor) Audio input interface: 3.5mm AV jack Audio output interface: 3.5mm AV jack Charging interface: Micro-USB interface Charging voltage: 5V DC Charging current: 500mA Max Battery (non-removable): Built-in 3.7V/400mAh lithium-ion polymer battery Battery life: 1.5~2 hours of working time per full load Usage environment Operating temperature: -10~60℃ Operating humidity: 85% RH Menu language English, French, German, Italian, Spanish, Portuguese, Traditional Chinese,Simplified Chinese, Japanese, Russian, Korean. Colour:Black Material:Aluminum Alloy Package Contents: 1 x Mini DVR 2 x AV Cables 1 x Nylon Sticker Strip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Small size and light weight;Low power consumption, working current 200 mA; Aluminum alloy shell (CNC processing);Support 32GB TF card (level 10 recommendation); Built-in 3.7V/400 mAh lithium-ion polymer battery;Universal USB charging interface;High-precision 4-level battery power indicator; Multilingual menu, 11 menu language selections;CVBS signal input (built-in video decoder); Support playback and AV signal output (built-in video encoder)