Product Description Features: Support USB/TF card expansion for direct playback. Screen display design, button operation, built-in microphone, supports button answering, hanging up, previous song, next song, and more Support voice assistant function. Bluetooth version 5.0, no lag, more stable and rapid response, improving vehicles without Bluetooth function. Tpye-C, USB interface, high-power output, fast charging. Supporting multiple music decoding formats, lossless sound quality is even more wonderful. The cigarette lighter is powered by an extension cord design, and the screen can be hung in a position with good visibility. The product adopts the latest intelligent chip, which makes control and connection smoother. Parameters: Bluetooth version: 5.0 Input voltage: 12-24V Material: ABS+electronic components Fuse: 250V5A glass fuse tube USB 1 port orange output voltage: 5V/3A, 9V 2A, 12V/1.5A Current limiting point: 3.5A USB1 Orange Charging Protocol: Apple 2.4A USB-DCP-5V-1.5A QC2-9V-12V QC3.0 Samsung AFC-9V-12V Huawei FCP-9V-2A USB 1 port blue output voltage: 5V/2.4A USB1 blue output voltage: Apple 2.4A Samsung 5V-2A USB-DCP-5V-1.5A FM transmission frequency range: 87.5-108.0MHz Digital tube/display screen: Display color screen 1.8-inch LT-TR177-20/7735S Product List: 1 x Bluetooth adapter 1 x 250V5A glass fuse tube 1 x 3.5mm audio cable 1 x Wind outlet fixing clip 1 x Instruction manual 1 x 1 Drag 10 charging cables Kelvenix Car FM Wireless Bluetooth Transmitter MP3 Player USB UK in Black