2in1 Winter Bluetooth 5.0 Headset Headband Warm Music Hat

Transmission range: 15 meters
Function: battery display, call function, support music
Bluetooth protocol: 5.0
Channel: stereo
How to use: head-mounted
Whether single or double ear: bilateral stereo
Applicable gift-giving occasions: birthday, housewarming, trade fairs,

Packing list:

1*Bluetooth hat
1*Scarf
1*Charging cable