Earphones with Bluetooth® 5.0 Connection & Power Bank in the Charger Base. with Integrated Controls & Hands-free Function, Each with a 30 Mah Battery Capacity. Housed in a Matching Charger Dock with Bamboo Lid & Base, Including an Internal Battery of 4,500 Mah Capacity & an Integrated Type C Charger Cable. Dock with Type C Input & Output Connections, & LED Charger Status Indicator, Plus Two Non-slip Rubber Pads. Presented in an Attractive Kraft Design Box. Materials Such as Bamboo Encourage the Use of Natural Raw Materials, Reducing Pollutant Emissions. It Comes From a Highly Resistant & Versatile Plant with Rapid Growth & Regeneration, Making of It an Excellent Alternative to Traditional Wood. The Capacities Shown in All Our External Auxiliary Batteries Are Real, All of Them Incorporating Non-recycled, Grade a Batteries, with a Service Life of at Least 500 Charger Cycles, & Complying with Ce Regulations. In Addition, They Are Manufactured According Rohs Standards, & in Compliance with the Following Safety Requirements: Power Bank Overcharge Protection System. Complete Discharge Protection System, Which Increases the Durability of the Power Bank. Blocking System to Prevent Short Circuits. Constant Charger Transfer System, in Accordance with the Capacity of the Target Device. 4500 Mah. USB Output. Type C Output & Input. Bluetooth Connection. Battery 30 Mah. Colours: White. Minimum Quantity: 10.