Description:
V4.0+EDR version, available for most of devices with function.
Elastic knitted material, warm, soft and stylish design.
Can fix the hair and will also allow you to listen to music and talk while doing variety of other activities.
Built-in microphone, available for cell phone to transmit the speaking phone to your audio devices directly, hands-free answering.
Built-in Li-ion chargeable battery, charge via USB cable, long stand-by time.
When you exercise can absorb sweat
When you sleep when you can use as a blindfold
You can undo and wash.

Specifications:

Bluetoth Version: V5.0+EDR
Frequency: 2.0Hz-20kHz
Transmission distance:10M
Li-ion Battery:180mAh
Charging time:2H
Continuous talking time: 4-6H
music play time: 3-6H
Standby time:21H
Sensitivity: 95DB
Impedance: 32 ohm
Speaker size: 32MM
Speakers can be taken off so that you can wash the hat

Package included :
1 x Bluetoth Music Scarf
1 x Charging cable
1 x Manual