This i11 Wireless Bluetooth Earphones adopts Bluetooth V5.0 + EDR technology, compared with Bluetooth 4.1 or 4.2, the energy consumption of headphones is reduced by 20-30%, the transmission speed is almost 2 times faster, and the stability of Bluetooth is also enhanced. With high-quality speaker, brings you deep stereo bass sound quality. Designed according to the shape of the human ear canal and skin-friendly material, it perfectly presents a fashionable and appropriate shape, let you feel comf....