Porodo Soundtec ENC Earbuds 3 True Wireless are totally sound-drenched and have an uninterrupted listening time. With the newest version of Bluetooth 5.3, these earbuds offer a stable connection with a transmission range of 10m. Binge listen for 4 hours continuously, and the earbuds' standby time is up to 30 hours, while the charging case offers a whopping 80 days of standby time. The earbuds are charged wirelessly and via wired charging, with wireless charging for 100 minutes and wired charging for 70 minutes. With touch control, you can easily handle your calls and music with a single tap. Auto earbud switching offers seamless switching between left and right earbuds, offering more convenience. Quick pairing is done via Pop-Up Connection, and the built-in voice assistant offers hands-free control. The perfect accessory for individuals who value both performance and user-friendliness, these earbuds are a must-have for any music enthusiast. Specifications Bluetooth Version: 5.3 Working Time: 4H Standby Time: 30H (Earbuds) Standby Time: 80 Days (Case) Wireless Charging Time: 100 Minutes Wired Charging Time: 70 Minutes Transmission Distance: 10m Charging Method: Wireless & Wired Charging Features Touch Control Auto Earbud Switching Pop-Up Connection Voice Assistant