Monacor Beanie with built-in bluetooth headphones and microphone, V4.2 bluetooth hat

Bluetooth version V4.2+EDR compatible with most devices.
Knitted fabric, fashionable and warm for your calls in winter.
Remove the bluetooth module before washing the hat.
Long-lasting lithium ion battery rechargeable via USB.

Specifications:
-Bluetooth: V4.2+EDR
-Frequency 2.402GHz-2.480GHz
-Reception distance: about 10m.
-Microphone transmission distance: ?1m.
-3.7V/180mA Li-ion battery
-Charging time 2.5 hours
-Battery life in stand-by: approximately 5 days
-Continuous operation: 6-8 hours
-Bluetooth ID: BT-01
-Code:ZZBEAT