Driving recorder, built-in recorder camera resolution 1080p/2k/4k can be switched independently TF card is only used for recorder storage ( 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: -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 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/ HD///MKV/MPEG/MP4/WMV9////QT Image format: JPEG/PNG/BMP/GIF/ 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.