Driving recorder, built-in recorder camera resolution 1080p/2k/4k can be switched independently TF card is only used for recorder storage (Class 10 or above, maximum support 128G) Mobile phone car mode, connecting to CarPlay or Android Auto allows your machine to use various functions of the mobile phone Product Introduction: Radio frequency: optional frequency range 76.0~108.0MHz Output power: 2W Operating voltage: 5V 3A Operating temperature: -20~60℃ Bluetooth version: version 5.0 (default name: SWL-BT) wifi frequency: 2.4G/5G Dual-band (automatically switches according to the frequency band of the hotspot connected to the mobile phone, used when connecting to Android AUTO and for Apple CARPLAY) Display resolution: 1600X600 Screen size: 10.26 inches Installation size: 142x65MM Audio format: MP3/AAC/APE/OGG/M4A/RA/WAV Video format: H263/H264/H265/DIVX HD/AVI/FLV/MKV/MPEG/MP4/WMV9/VC/ASF/TS/QT Image format: JPEG/PNG/BMP/GIF/TIFF Language parameters: Chinese, English, French, German, Japanese, Spanish, Korean, Traditional Chinese, Russian colour:Black Material:Metal+ABS Package Contents: 1Pcs Driving Recorder 1Pcs English manual 1Pcs power cord 1Pcs bracket 1pcs AUX audio adapter cable 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.