Fantech TWS Tx-1 MITHRIL Earbuds featured with 500mah (Connector–type -c) Case Battery. These earbuds are IP x4 Sweat and Splash Resistant and also provides 1 hour charge and up to 5 hours backup, Automatic Pairing (with the last connected device), Touch Control and Voice Assistant Compatible, Custom Tuned Driver Technology. This new Fantech Earbuds will provide you Up to 5 hours Music Time, 120hours Standby time. It is also Touch Control and Voice Assistant Compatible.