One Piece Wireless BT 4.2 In-ear Earphone with Charging Box

features advanced BT4.2 technology, built-in high-grade microphone speaker, hands-free function and lightweight mini design. It will offer you amazing experience and you can greatly enjoy your favorite music when doing sports.
Features:
Mini and Invisible:
Super mini size headphone, invisible and 4g lightweight design is suitable for working, driving, running, climbing and other sports.
BT Connection:
BT 4.2 Technology ensures transmitting strong signal in high quality and high speed and offering high-fidelity stereo music.
Hands-free with Mic:
High-sensitivity microphone grasps the detail of voice, ideal for in-car calling or working use, setting your hands free.
Simple Operation:
With one multifunctional button, easy to control music and call. It also supports multi-point connection.
Included Charging Box:
50mAh headphone battery ensures 6-7 hours of working time. 300mAh charging box enables headset magnetic charging for 4-5 times.