【Wiring protection function】 If you install the wiring by yourself and cannot distinguish the positive and negative poles, the machine motherboard or fuse will be burned directly when the connection is wrong. The latest product developed by this company can connect the power cord N times without burning the machine and fuse until it is connected correctly 【Positioning and finding car function】 Download the APP Bluetooth on your mobile phone and connect it once. Every time the car is turned off, the mobile phone APP will automatically pop up a window to use the mobile phone's built-in navigation software to navigate and locate the car's position accurately within 5 meters. This function does not require satellite positioning and is very convenient. It is very practical for foreign customers 【Disc playback】Supports playing CD/VCD/DVD and other discs, and plays the picture through an external monitor Description Type: Car DVD Radio frequency: FM 87.5~108MHz/AM 522~1620KHz (supporting RDS) Output power: 60Wx4 Working voltage: 12~14.4V Wiring protection: power supply positive and negative polarity reverse connection protection Operating temperature: - 10~60 ° C Bluetooth version: 5.1 version (default name: SWL-BT) Screen size: LCD__ VA display screen Installation dimension: 178x50mm Surface shell size: 188x58mm Host depth: 160MM Voice Assistant: Support Mobile phone interconnection: APP connection (name: CAR BT APP) Locating a car: Support Video output: supported Front USB: One USB 2.0 read TF card: support Reset button: Supported RCA output 1: left channel output, 2: right channel output, 3: left channel output, 4: Right channel output, 5: Video output, 6: Video output AUX input: Front AUX audio input (3.5mm jack) Video input: not supported Audio format: MP3/WMA/CDDA/HDD/ACC Video format: MPEG1 (VCD)/MPEG2 (DVD)/MP4 (AVI/MOV/ MP4/ MPG/DIVS/XVID/FLV) Image format: JPEG Disc format: CD/CD-R/CD RW/VCD/DVD/DVD-R/DVD RW