Product Features: 
1.Auto On When you connect to the power, So its very good for to use in car or other you want it have auto on functions.

2.Hands-free Calling & Navigation Broadcast: A built-in microphone for hands-free calls; One simple button to answer/redial/hang up/reject calls. Besides, the vikefon Bluetooth car adapter supports broadcasting voice notification from existed navigation App, you don't need to look down the phone to ensure safe driving.

3.Wireless Music Streaming: Stereo stream music to non-Bluetooth headphones and speakers.

4.Space-Saving Design: Ultra-compact and lightweight for convenient use with a variety of devices.

5.Super Stable Connection: Our Bluetooth audio adapter is fitted with a Bluetooth 5.0 chip for steady pairing, fast transmission and a wide signal range (33 feet). With the 3.5mm AUX port, it can be connected to non-Bluetooth car audio systems, home stereo, wired headphone/speaker, Amplifier/Home Theater.etc. Then you can enjoy wireless Hi-fi music streaming! Note: It's a vikefon Bluetooth receiver only, not a transmitter. So you couldn't use it for your TV, keyboard, mouse.

6.Auto-Connect:This Bluetooth receiver will automatically connect to the last paired Bluetooth device when you turn it on the next time.

7.Unique Multi-Button Design: Next song/Volume Up, Previous Song/Volume Down, Multifunction Button(MFB)

8.Paste design, can be attached to any position on the car, and easy to remove by yourself.

9.Note: No built in battery,So POWERED BY USB CHARGING.

10.Unique Strong Bass Sound Function: you can enjoy the surround sound with High Fidelity from a normal audio source. Its advanced internal chip takes charge of the conversion to make it possible, using convenient lossless codes.

Package Content
1x Bluetooth 5.1 Audio Receiver Adapter
1x User Manual
1x Stick Stand