Main Features:
● Newest Bluetooth V4.0 + EDR technology， super transmission distance up to 10 meters (33 ft) in open air.
● Two-link: Can connect two Bluetooth devices at the same time.
● Built-in high capacity rechargeable Li-polymer battery up to 10 hours playing time on a single charge.
● Wirelessly control the music via the Bluetooth function.
● LED indicator light for working status.