Bluetooth winter cap
ব্লুটুথ উইন্টার ক্যাপ
Bluetooth Cap
Bluetooth: V3.0+EDR
Frequency: 2.4026GHz-2.480GHz
Transmission distance: 10M or so
Transmission distance of MIC: ≤1 M
Li-ion Battery: 3.7V/100mA
Charging time: 2.0 hours
Standby time: Up to 60 hours
Continuous working time: about 3.5 hours
Bluetooth name: Magic Hat
