Donemore New Bluetooth FM Transmitter Car Adapter, 66W PD Fast Charge Car Charger with Three In One Charging Cable, Wireless FM Radio Adapter, Strong Mics, Hands-free Call Product parameters: Product type: car Bluetooth player Frequency response: 20HZ-15khz FM transmission frequency: 87.5~108.0Mhz Bluetooth version: 5.3 Transmission distance: 5-10m Working voltage: 12V-24V Music format: MP3/WAV Package size:12.5X7X5cm/4.92x2.76x1.97inch Gross weight: 80g/0.18lb Feature: USB fast charging: a variety of charging protocols, USB interfaces can be charged at the same timeand smart shunt technology can quickly charge without harming the phone.Three in one super fast charging, about 80% charging in 30 minutes Advanced Bluetooth 5.3 technology: The built-in Bluetooth 5.3 chip provides a stable connection for playing music and making handsfree calls through FM frequencies, allowing faster pairing with compatible devices, and the built-in microphone can easily end calls with button. No need to hold the phone. This hands-free call car accessory makes your driving safer. More auxiliary playing modes: plug and play, lossless audio quality, power off memory support, USB disk compatibili-ty , multiple playing modes. Navigation voice broadcast: mobile navigation broadcast, built-in microphone, supports smart voice navigation of mobile phones, and its accuracy is the sound of various mobile phone applications. Complete buttons: This product is equipped with a button, built-in microphone, clear and conversation, button hands-free, and safer driving. The Package Include: 1x Car Bluetooth player 1x instruction manual . Music format: MP3/WAV Package size:12.5X7X5cm/4.92x2.76x1.97inch Donemore New Bluetooth FM Transmitter Car Adapter, 66W PD Fast Charge Car Charger with Three In One Charging Cable, Wireless FM Radio Adapter, Strong Mics, Hands-free Call Product parameters: Bluetooth version: 5.3