JBL Free in ear wireless headphone sln b&o sony akg sennheiser


Bluetooth" version4.2
SupportA2DP V1.3, AVRCP V1.6, HFP V1.6, HSP V1.2
Headset battery typeLithium-ion polymer (3.7V, 85mAh)
Bluetooth" transmitter power 9 .5dBm
"Bluetooth" transmitter frequency range2.402 ''" 2.480GHz"
"Bluetooth" transmitter modulationGFSK, '/4 DQPSK, 8DPSK"
Charging case battery1,500mAH (est)
Charging time 2 hours
CompatabilityUse with phones, tablets, computers
Frequency response10Hz ''" 22kHz
Ear bud battery lifeUp to 4 hours
Dynamic drivers5.6 mm