Small and exquisite, easy to use Colorful atmosphere light makes driving more romantic Support Bluetooth music playback, U-disk music playback High clear sound, high-performance stereo, lossless music playback Bluetooth 5.0 version supports Bluetooth audio playback and Bluetooth hands-free calling USB 3.1A+Type-C PD 25W dual fast-charge ports, charge your phone quickly Multiple protections such as over-current, over-charge, over-temperature, over-voltage, short circuit protection, anti-burning, safer to use Designed with 2-in-1 Lightning+Type-C cable, convenient for charging Suitable for all 12V-24V voltage cars, SUVs, trucks Specification: Model: C29 Frequency response: 20Hz~15Khz FM transmission frequency: 87.5~108.0Mhz Bluetooth version: 5.0 Transmission distance: 5~10m Working voltage: 12V-24V Product net weight: 60g