Lightweight and comfortable earphones for everyday use, so you can enjoy your favorite music without any discomfort. Their oval-shaped housing makes them even more elegant and easy to carry with you during the day.Material: Recycled ABS (100% rABS),Wireless transmission: BT v5'3Input: USB-CCapacity: earbuds 25 mAh, charging case 300 mAhApproximate battery life: earbuds 3 hours, combined 12 hoursFrequency response: 20-20KHzImpedance: 32ΩIncludes: USB-A / USB-C cablePackaging: kraft paper gift boxDimensions: 59 x 51 x 26 mm | Case: 75 x 90 x 37 mm