Bluetooth Earphone RB-T9

Bluetooth: V4.1

Standby time: 180 hrs
Talk/Music time: up to 6 hrs

Charging time: 2 hrs
Frequency: 2.402G-2.480G

Battery Capacity: 100mAh

Temperature: -20 - +60°C
Operating distance: 10m

Working Voltage: 3.4V-4.2V

Transmission Power: 0 dbm
Charger time: 2 hrs