Shenzhen Kingstar Technology Co., Ltd.
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Chipset: JL 7006,5.3
Bluetooth protocol: A2DP/HSP/HFP/AVRCP/SPP
Sensitivity:105db±3
Erphone battery capacity:45mAh/350mAh
Charging time:1h
Music time & volumn:4h
Impedance:32Ω
Single Mic
-22dB