PRO100 TWS Bluetooth 5.2 Noise Canceling Waterproof Earphones 9D Stereo Sports Headphone with Charging Case(Black) Tag-Power IC the indicator will show

the indicator will show

Output: 19

Charging and OTG functions cannot be used at the same time

40HQ: 2156 cartons * 30 pcs = 64680 pcs

mono microphone input jack

PRO100 TWS Bluetooth 5.2 Noise Canceling Waterproof Earphones 9D Stereo Sports Headphone with Charging Case(Black) Tag-Power IC the indicator will showFeatures: 1. Intelligent LED digital display, the power level is clear at a glance, the large battery is more durable, and the long battery life is worth it 2. Upgrade BT5. 2 chip, upgrade dual noise reduction, effectively avoid signal interference, high sound quality, high enjoyment 3. Open the cover and it will automatically connect with the phone. IPX7 waterproof, effectively prevent sweat or other water stains from damaging the earphones 4.