Siri (All brands product names and logos are trademarks or registered trademarks of their respective companies) and Google voice assistant. Work from home compatible. Automatic Pairing: Earbuds automatically pair to each other for easy set up. Charging case with up to 4x charge. Up to 20 hour playtime (Based on 50% volume): Up to 4 hours initial charges plus charges provided by the case. Answers Calls: For hands free phone calls. Contents: Ripple True Wireless Bluetooth Earbuds. Portable charging case. USB charging cable. User manual. 1 year warranty (for details, visit www.sakar.com/warranty) or call 1-800-592-9541. FCC listed. www.vivitar.com. Support: 877 397 8200. Made in China.