Car Bluetooth Transmitter, Cigarette Lighter Bluetooth 5.0 Radio Transmitter, PD Car Fast Charger Hands-free Calls, Bass MP3 Music Player Support-Car Bluetooth Transmitter, Cigarette Lighter Bluetooth 5.0 Radio Transmitter, PD Car Fast Charger Hands-free Calls, Bass MP3 Music Player Support U Disk-Product Description feature: Comes with 2 USB charging ports and 1 PD charging port, supports charging three devices at the same time Five-way button design, more flexible operation, not afraid of button damage Comes with ambient light, accompanied by music, so you are not alone behind the wheel Wide range of applications, suitable for 12V-24V models Bluetooth 5.0 protocol, more stable connection, built-in microphone, super clear call describe: Rated working voltage: DC12V-24V Operating voltage limit: 9-26V USB Output 2: Play USB Flash Music. Operating temperature: 0-50 Supported playback format: MP3 BT version: Version 5.0 + EDR Audio playback format: WAV MP3 FLAC Bluetooth transmission distance: 10M Bluetooth microphone effective range: 0.5-2m Package includes: 1 * car bluetooth