Donemore Transmitter USB in-Car Adapter, QC3.1 Fast USB Charger, Wireless Bluetooth Radio Car Kit,Hands Free Calling, Mp3 Player Receiver Features: 1. Efficient and Versatile: Our car charger supports QC3.0 quick charging, ensuring charging for your devices . With a power output of 6A, it can charge multiple devices simultaneously, making it perfect for road trips or daily commutes. 2. Seamless Audio Experience: Enjoy sound with our car charger's lossless audio transmission. Whether you're listening to music via Bluetooth or using the built-in app to stream your favorite tunes, you' experience sound and immersive audio. 3. Multiple Connectivity Options: Not does our car charger support Bluetooth audio streaming, but it also allows you to connect your devices via USB. You can easily play music from your U-disk or connect your smartphone for hands-free calls while driving, thanks to its universal with various car models. 4. Intelligent Charging and Protection: Our car charger is equipped with intelligent fast-charging technology, adapting to different devices and delivering optimal charging speed. It also features voltage monitoring and a smart protection chip to ensure safe and efficient charging, protecting both your devices and the charger itself. 5. Convenient and User-Friendly: The car charger comes with a user-friendly CNC display screen, allowing you to monitor the charging status and voltage in real-time. Its compact and portable design fits perfectly into your car's lighter socket, ensuring easy access to reliable and efficient charging wherever you go. Product Description: Specification:  Support expansion :USB flash disk / -Card / 64g Product Name: Car Bluetooth player Working voltage :12V-24V Output voltage : / 5V Display LED screen size :1.1 inches Bluetooth version :Bluetooth 5.0 Transmission frequency: 87.5 ~ 108MHz Output current / fast charging version output1: 5V / 2.4a (max) output2: 5V / 2.4a, 9V / 1.75A, 12V / 1.25A Packet included: 1x Bluetooth Transmitter Product Name: Car Bluetooth player Working voltage :12V-24V Output voltage : / 5V Donemore Transmitter USB in-Car Adapter, QC3.1 Fast USB Charger, Wireless Bluetooth Radio Car Kit,Hands Free Calling, Mp3 Player Receiver Features: