Allegro TWS Earbuds & Solar Powered Charging Case allows the user to charge earbuds with the solar panel on the front of the case or connect to USB-C port on the bottom! Featuring a True Wireless Stereo connection, auto-pairing and auto power-on for easy use; multi-function buttons & dual microphones for hands free operation; and works as single or pair. Multi-function buttons activate Siri (iOS devices) or Google Assistant (Android devices). Includes USB-C cable & a pair of extra ear tips.