Sports Wireless Bluetooth Earphone Black
Sports Wireless ব্লুটুথ ইয়ার ফোন Black
Bluetooth Version: V4.1+EDR
Bluetooth Profiles: A2DP, AVRCP,HFP,HSP
Transmit Power: Class2
Frequency Range: 2.402 GHz ~ 2.480GHz
Ambient Noise: +- 90dB
Tansmission Distance: 10M (We tested it in a sunny day, without obstructions, bluetooth distance about 25M - 30M)
Talking Time: 4-6 Hours
Standby Time: 180 Hours
Changing Time: about 1.5 Hours
Charging Port: Micro USB
