Original Xiaomi Mi Sports BT Headset Youth Version Wireless Music Sport Earbud In-ear Earphone

Features:
13.6g Lightweight, compact and exquisite design, easy to carry with.
BT 4.1 connects to devices in just 3 seconds.
Multi-point feature lets you connect to two devices and switch between them.
Flexible soft material of ear hook, convenient to wear and feel comfortable.
Built-in microphone for clear audio.
On-ear controls to adjust volume, in-line button to accept calls.
Dynamic speaker unit with metal composite diaphragm.
Waterproof and sweatproof (IPX4).
Built-in 120mA rechargeable Li-ion battery.
Spare 5 sets of ear tips.