the headphone cap can be taken off, so that you can wash the hat!
Feature:
-Support Bluetooth Communication And Bluetooth Music
-Low Loss High Quality Stereo Sound
-Built-in Lithium ion Battery With Micro USB Charging
Function,charge via USB Cable, long stand-by time.
-LED Display For Working Status
-Use Friendly Function Design
-Knitted material ,fashion and keep warm with answer the phone in
winter.
-Set-in MIC, available for cell phone to transmit the speaking
phone to your audio devices directly so that the user can hand free
answering phone up via the device.