X9 Single Ear Wireless Earbud BT Headset in-Ear Mini Invisible Headphone Business Earphone with Mic/4-Hour Playtime

Features:
This wireless earbud is mini and invisible, but come out clear and crisp sound for music, and handsfree calls.
Lightweight in-ear earphone(4g) makes lower burden for long wearing.
Easy one-button controlwith high sensitivity and quick response.
Comes with a long battery life without embarrassment of frequent charging.
BT 5.0 technologyfeatures fast and stable transmission, low latency and power consumption.
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