Black Calls/Music In-ear Headset Wireless Bluetooth 5.0 10 m Intraaural Earbuds 20 - 20000 Hz Microphone type: Built-in Built-in battery Lithium-Ion (Li-Ion) 60 mAh Forget the wind and background noisewith BackBeat PRO 5100 true wireless earbuds, youll hear only what you want to hear. And the other end of your calls? Theyll hear only you, loud and clear. Whether youre immersed in music or taking calls, youll enjoy all-day comfort and immersive sound in our tiniest, lightest true wireless earbuds yet. Performance International Protection (IP) code IPX4 Protection features Sweat resistant, Water resistant, Waterproof Operating keys Play/Pause, Track , Volume +, Volume - Product colour Black Headset type Binaural Recommended usage Calls/Music Wearing style In-ear Product type Headset Ports & interfaces Wireless range 10 m Bluetooth profiles A2DP, AVRCP, HFP Bluetooth version 5.0 Bluetooth Yes Connectivity technology Wireless Headphones Driver unit 5.8 mm Headphone frequency 20 - 20