Radio frequency: FM 87.5~108.0MHz default Europe (can switch radio frequencies for China, America 1, America 2, Japan, Russia, Middle East, and Europe regions)Output power: 60Wx4Working voltage: 12-14.4VWorking temperature: -10~60 Bluetooth version: 5.1 version (default name: Carkit)Display resolution: 800x480Screen size: 5 inchesInstallation size: 178x52MMUSB: front USB charging+front USB 2.0 reading+rear USB 2.0 readingAudio format: MP3/AAC/APE/OGG/M4A/RA/WAVVideo format: H263/H264/H265/DIVX HD (720P 1080I 1080P) AVI/FLV/MKV/MPEG/MP4/WMV9/VC/ASF/TS/QTImage format: JPEG/PNG/BMP/GIF/TIFFLanguage parameters: English, Chinese, French, German, Arabic, Italian, Japanese, Portuguese, Russian, Spain, Hebrew language, Polish language, Trkiye, Czech language