Specifications:Processor: Novatek 96663 Image Sensor: Dual Sony IMX323 Video Resolution:Single Channel: 4K 2160P 24P/1440P 30P/1080P 60P/1080P 30P/720P 60P/720P 30P; Dual Channel:1080P 30P+1080P 30P / 720P 30P+720P 30P Photo Resolution: 12M/10M/8M/5M/3M/VGA Aperture Range: inside F1.8 / outside F2.0 Decode Format: H.264Lens Angle: Dual 170 Degree + 170 Degree Screen: 2.0 inch TFT LCD Video format: MP4 Photo format: JPG WiFi: YesGPS: Yes(Optional) Super Night Vision: Yes WDR: Yes ADAS: Yes G-Sensor: Yes Loop Recording: OFF/1min/3min Auto Power ON: Yes Auto Power OFF: 1min/2min/3min/5min/10min Motion Detection: Yes Exposure: -2.0,-5/3,-4/3,-1.0,-2/3,-1/3,+0.0,+1/3,+2/3,+1.0,+4/3,+5/3,+2.0 Picture in Picture: Yes MIC: Yes Battery Capacity:Built-in Super Capacitor (No Battery) Power Interface: 5V 1.5A-2.0A GPS Interface: Mini USB Language: English/Russian/French/Spanish/Portuguese/Germany/Italian/Chinese/Japanese Max External Card Supported: TF 256G(not included)Product size (LWH): 10.67.33.9cm/4.12.81.5in NoteBuck line (or radar line) not included24-hour monitoring must be equipped with a buck line (or radar line) to achieve !! The buck line is a power line specially designed for parking monitoring. When the car stops, the cigarette lighter has no power, so that the recorder can only be powered through this line. This line is simple to install, as long as it is connected to the battery or reading Lamp (recommended to connect battery), convert 12V or 24V into 5V for recorder