Material: Plastic. Battery Type: 30mAH, Lithium-Ion. Design: Contrast, Logo. Battery Life (Approx): 6hrs. Charge Time: 3min. 1.5 Hours Charging Time, 10m Transmission Distance, 180 Hour Standby Time, Auto Pairing, Bluetooth Chipset: JL6973, Bluetooth Version 5.0, Case Charges Up To 3 Times, Silicone Ear Tips, Smart Touch Control. Lightweight. Connections: USB Type-C. 100% Officially Licensed. Max Frequency: 20000Hz. Min Frequency: 20Hz. Contents: 1 Charging Case, 1 USB Cable, 1 User Manual, Eartips. Packaging: Boxed. Conforms to Safety Standard: CE Certified, EN 50419, UKCA. Ref: UTOH102