Features: *BT 5.0 technology brings 24Mbps transmission speed, stable connection with ultralow delay. *Built-in Qualcomm CSR8675 BT chip, brings lossless audio sound, provides with highly compelling user experience and superior audio performance. *Compatible with Android and IOS deveices, enables power check for IOS devices and some Android devices. *Three-color LED light clearly shows the working status, make sure you have a clear and lucid status. *Easy to use. Even your phone is not around, you can still enjoy music through BT connection.