Wireless Earphone Touch Bluetooth Earplugs in The Ear Stereo Sport Headsets CVC8.0 Noise Reduction Headphones with Digital Display Black. Charging method earphone charging put the earphone into the charging compartment and cover it, the earphone will be charged automatically, the earphone will light up in red when charging, and it will go out when it is full. Just take out the earphones,earbuds from the case and it will be connected to your phone automatically.