Private mould TWS true Wireless Blue tooth 5.0 gaming Headphone Marble Pro Earphone In ear earbuds

1. Power On:Take out from Charging Case, and they will automatically power on. Or press and hold the earphone power buttom for 3 seconds until the earphone's LED flashes blue and red alternatively. The right and left earphones will automatically sync to each other.
2. Power Off:Put back to Charging Case, automatic power off and charging. Or press the MFB for 3 seconds to hand power off.