1.4in Bluetooth 5.0 Car FM Transmitter MP3 Player Aux Kit USB Charger Adapter
(5) The length of this car MP3 player is 9cm, the width is 5.5cm, and the height is 5.6cm. Wireless Bluetooth Version: 4.1. Bluetooth Microphone Effective Distance: 0.5-2m. Bluetooth Transmission Distance: 10m.