Small size and light weight; Low power consumption, working current 200 mA; Aluminum alloy shell (CNC processing); Supports 32GB TF card (Class 10 recommended); Built-in 3.7V/400 mAh lithium-ion polymer battery; Universal USB charging interface; High-precision 4-level battery power indicator; Multilingual menu with 11 language selections; CVBS signal input (built-in video decoder); Supports playback and AV signal output (built-in video encoder); System startup time: 3 seconds; Video input format: NTSC/PAL; Video input impedance: 75 Ohm typical; Video compression format: MJPEG; Recording resolution options: VGA (640x480), (720x480), HD (1280x720); Recording file format: AVI; Audio recording: ON/OFF selectable; Frame rate: 30 frames per second; Video output format: NTSC/PAL switchable; Video output impedance: 75 Ohm typical; Memory card: TF card, supports up to 32GB (Class 10 recommended); Menu languages: English, French, German, Italian, Spanish, Portuguese, Traditional Chinese, Simplified Chinese, Japanese, Russian, Korean; Video playback: CVBS output (connects to monitor); Audio input interface: 3.5mm AV jack; Audio output interface: 3.5mm AV jack; Charging interface: Micro-USB; Charging voltage: 5V DC; Charging current: up to 500mA; Battery (non-removable): Built-in 3.7V/400mAh lithium-ion polymer battery; Battery life: 1.5 to 2 hours of continuous use on full charge; Operating temperature: -10°C to 60°C; Operating humidity: up to 85% RH; Color: Black; Material: Aluminum Alloy; Package includes: 1 x Mini DVR, 2 x AV Cables, 1 x Nylon Sticker Strip; Note: Light reflection and display differences may cause slight variations in color between the image and the actual item; Measurement tolerance: +/- 1-3 cm.