winter warm bluetooth wireless music knitted hat

winter warm bluetooth wireless music knitted hat
Name： bluetooth music knitted hat
SKU：CL-V06
material： Acrylic cotton
size： 22cm*22cm
color:black，gray
function: bluetooth voice taking, Hi-Fi voice music, volume up/down, call/answer, waming, long stand-by time
Applicable products： applicable to all the bluetooth device
Bluetooth basic parameters
Transmission distance: CLASS Ⅱ10 meters
Battery Capacity: 180mAh
Frequency range: 20-20KHZ
Sensitivity: 95DB
Impedance: 32 ohms
Speaker size: 32mm
Charging time: 2H
Voice continuous talk time: 4-6H
Bluetooth music playback time: 3-6H (70% volume status)
Bluetooth key description
1. Power on / off / hold / play button
2. Volume up / next 
3. Volume down  / back
4. Mic hole
5. USB charging port

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