Uninterrupted Play Time - Enjoy 40 hours of continuous playback time after 2 hours of full charging. Supports type-C charging. High-Speed Connectivity - Designed with latest Bluetooth 5.3, the wireless neckband allows super-fast pairing and is compatible with Android, iOS devices.Voice-Enabled Earphone Interface - The multifunction ON/OFF button can be used to call upon your devices voice assistant- google voice assistant, Apples Siri and Alexa.