Features： 1、Wireless Bluetooth Connectivity: This wireless receiver enables easy connection to smartphones or other devices for sound streaming, eliminating the need for wired connections and providing a convenient user experience. 2、FM Transmitter Support: With built in FM transmitter functionality, this receiver allows you to play music on your car radio, expanding your music playback options and enhancing your car entertainment experience. 3、Multifunctional: In addition to sound streaming, the receiver can also receive phone notifications and facilitate handsfree calling, offering a convenient solution for managing calls and music playback on the go. 4、Clear Sound Transmission: With support for sound transmission, this Bluetooth receiver delivers clear and crisp sound, allowing you to enjoy a superior music listening experience with enhanced sound quality. 5、Universal for Cars: Designed for car use, this receiver is compact and easy to install in your vehicle, providing added convenience and enjoyment for your daily commute or road trips, making it a must have accessory for enhancing your car sound system. Specification： Item Type: Bluetooth FM Transmitter Material: ABS Model: W3 Bluetooth Version: Bluetooth 5.3 Transmission Distance: Approx. 10-15m / 32.8-49.2ft Bluetooth Protocol: A2DP AVRCP Input Voltage: USB DC5V Package List： 1 x?Bluetooth FM Transmitter