Stable Bluetooth 5.3 Connection Experience fast, reliable pairing with Bluetooth 5.3 technology. Maintain crystalclear sound for hands calls and smooth, uninterrupted music streaming while you drive. No dropouts, no delays – just dependable connectivity every time. 3in1 FM Transmitter Enjoy versatile music playback options. Connect via Bluetooth, insert a USB flash drive, or use a TF card to play your favorite tracks directly through your car's FM radio. The quality sound output ensures your music always comes through crisp and clear. Fast USB Charging – 3.1A Output Keep your devices fully powered on the go. The builtin USB charging port delivers up to 3.1A, allowing fast and efficient charging for smartphones, tablets, GPS devices, and more during long trips. LED Display for Easy Monitoring Stay informed at a glance. The bright LED screen shows the FM frequency, car battery voltage, and call status, helping you monitor key information without distraction, for safer driving. Universal Compatibility Designed for all 12V–24V vehicles, including cars, trucks, SUVs, and vans. Easy to use – simply plug into your cigarette lighter socket and start enjoying its functions immediately. Use Scenarios 1. Daily commuting – Take and make calls while keeping your hands on the wheel, and charge your phone for the day ahead. 2. Road trips – Enjoy your favorite playlists from a USB drive or TF card while keeping passengers' devices powered. 3. Professional driving – Ideal for taxi, rideshare, or delivery drivers who need to stay connected and keep their devices charged throughout their shift. This compact, easytoinstall FM transmitter combines connectivity, charging, and audio playback in a single, practical device, making it an essential accessory for modern drivers.