Earbuds with Active Noise Cancellation (ANC) to reduce unwanted background noise. Touch control, handsfree function, splash proof. Speaker power 3MW. Earbuds battery 3.7V- 40 mAh. Earbuds charging time 1.5 hours. Playing time 4 hours. Charging case battery: 3.7V- 300 mAh. Bluetooth® 5.0. Delivered in a gift box. Plastic.