Earphones with Bluetooth® 5.0 connection and power bank in the charging base. With integrated controls and hands-free function, each with a 30 mAh battery capacity. Housed in a matching charging dock with bamboo lid and base, including an internal battery of 4,500 mAh capacity and an integrated Type C charging cable. Dock with Type C input/output connections, and LED charging 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 and versatile plant with rapid growth and 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 charging cycles, and complying with CE regulations. In addition, they are manufactured according RoHS standards, and 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 charging transfer system, in accordance with the capacity of the target device.