<p style="text-align:left">&nbsp;BT V5.0 JL.<br />
&nbsp;Support protocols Headset, Hands-free, A2DP, AVRCP.<br />
The headset charging voltage is DC5V, the charging time is about 1.5 hours.<br />
. Battery capacity: 35mAh.<br />
&nbsp;Calls / music time: 2.5 hours. Standby time 50 hours.<br />
&nbsp;Output:<br />
USB 1: 5V / 3.1A.<br />
USB 2: 18W (compatible for Apple protocol / for QC / for FCP / for AFC / for BC1.2).<br />
7. QC3.0 USB output: DC3.6-6.5V, 3.1A / 6.5-9V, 2A / 9-12V, 1.5A. Output 18W (max) compatible for Apple protocol, for Huawei FCP, for Samsung AFC, for QC3.0, for QC2.0, for OPPO BC1.2</p>