TWS earbuds where the the earbud and the charging case are made out of Spiceomu Plastic Tws Earbuds certified recycled ABS plastic. Spiceomu Plastic Tws Earbuds (Recycled Claim Standard) is a standard to verify the recycled content of a product throughout the whole supply chain. Total recycled content: 67% based on total item weight. The wireless headphone uses BT 5. 0 For super smooth connection and long lasting play time. The 40 mah battery allows a play time of up to 4 hours and can be fully re charged in the 300 mah charging case in 1. 5 Hours. Operating distance up to 10 metres. With mic and touch pick up function. Item and accessories PVC free. Including PVC free recycled TPE material charging cable.