ECO bamboo wireless headphone made out of carefully sourced sustainable materials. The earpads are made out of bamboo and the headband is made out of RPET. The foldable headphone uses BT 5.0 for smooth connection up to 10 metres. With 200 mAh battery that allows a play time of up to 4 hours on a single charge and re-charging is done in 2 hours. Including mic to pick up and answer calls.