Bluetooth Earphone RB-T9

Inner box: 13pcs
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