Origin:Mainland China Certification:NONE OS: ECOS Radio frequency: FM 87.5~108.0MHz Radio IC: QN8035 Output power: 60Wx4 Working voltage: 12~14.4V Working temperature: -10~+60 Celsius Bluetooth version: 5.0 (default name: Car-BT) Running memory: 64M Display resolution: 800x480 Mobile phone interconnection: support (for Android AUTO, for CarPlay) Reversing rear view input function: support Play video warning: support Steering wheel remote control: support button learning Video output: support Front USB: USB2.0 TF card: support Reset button: support Audio format: MP3/WMA/AAC/APE/OGG/M4A/RA/WAV Video format: H264 DIVX HD (720P 1080I 1080P) AVI/FLV/MKV/RMVB/MPEG/ASF/TS/H264/QT Picture format: JPEG/PNG/BMP/GIF/TIFF OSD language: English/Spanish/Portuguese/Simplified Chinese/Traditional Chinese/German/French/Turkish/Japanese/Russian/Italian/Polish/Dutch/Greek/Arabic/Hebrew/Czech Colour:black Material:Plastic + metal Package Contents: 1 x Host, 2 x Power cord 1 x Remote control(2X AAA Not included ) 1 x 4LED Camera 1 x English manual 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.