Touch Control: This Lenovo True Wireless Bluetooth earbuds has the sensitive touch panel that allows you to easily manage music, calls and voice assistant. Superior Sound: Enjoy truly authentic sound with powerful Deep Bass performance with 5.8mm bio-diaphragm speaker. USB Type-C Quick Charge: This Lenovo Wireless earphone gets 4 hours’ playtime from a single charge (only 1 hour charge time), and 10 hours total with the charging case. Bluetooth 5.0 Technology: It supports HSP, HFP, A2DP and AVRCP, providing in-call stereo sound and 2x faster transmission speed + more stable connect. IPX5 Waterproof: This Lenovo earbuds resist sweat and rain effectively which makes it ideal for intense workouts and runs.