Firstsing Bluetooth Music Soft Knit Hat Wireless Smart Cap Headset Headphone Speaker Mic

This Hi-Tech beanie allows you enjoying music while protecting from cold.
Built-in microphone let you pick up calls directly. Hands free talking, Perfect for outdoor sports like walking, jogging, running, skiing, etc.
Combined with excellent sound quality stereo speakers.
The headphones are removeable, convenient for beanie washing.
Beanie comes with PU patch, with a waterproof film under the button panel.
One size beanie fit most heads.
With Overcurrent, Overcharge & Overheat Circuit Protection Design on PCB.
Could activate SIRI for commands on iOS device by double click button "+".
Functions: Next Song/Previous Song, Volume Up/Volume Down, Play/Pause,Answer/Hang Off, Redial.
With Voice Prompt When Power On, Power Off, Pairing, Connected, Disconnect,Low Battery, Max Volume. With Battery Power Indicator on ISO Device.