Product Description Specifications Earphones with Bluetooth® 5.0 connection and power bank in the charging base. Features: EAR PHONES 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 Product Materials: Bamboo Material: Bamboo Capacity: 2,500 - 4,999 mAh Eco Factors: Natural Material Features: Bluetooth Decoration Position: On the arm of the ear bud 3mm x 10mm ( 1 colour pad) On the side of the charging base 12mm x 50mm pad print On the bamboo lid 30mm x 30mm pad print or laser engrave Print Size: On the arm of the ear bud 3mm x 10mm ( 1 colour pad) On the side of the charging base 12mm x 50mm pad print On the bamboo lid 30mm x 30mm pad print or laser engrave