Description:Ergonomic design, the earphone offer you a good wearing experience, which is lightweight, portable and universal.Built in microphone for hands free calling, the Bluetooth-compatible headphone saves energy, improves data transfer, and less interference.Made of premium ABS material, the headphone is durable and fine workmanship.The length of this charging box is 7.8cm, the width is 2.9cm and the height is 4.78cm while the length of this earphone is 2.92cm, the width is 1.73cm and the height is 2.31cm.Scenes that suitable for the earphone are sports, running, driving, leisure time, game playing, etc.Item Name: Wireless HeadphoneMaterial: ABSBluetooth-Compatible Version: V5.0 Earphone Battery Capacity: 40mAh Charging Compartment Battery Capacity: 1200mAh Charging Compartment Output Current: 5V 1ACharging Time: 60Minutes (Approx.)Play Time: 15HTransmission Distance: >10MBattery: Built in Rechargeable Battery(Included)Color: Black, WhiteFeatures: Ergonomic Design, LED Screen Display, Noise ReductionSize Details: Charging Box Size: 7.8cm x 2.9cm x 4.78cm/3.07" x 1.14" x 1.88" (Approx.)Earphone Size: 2.92cm x 1.73cm x 2.31cm/1.15" x 0.68" x 0.91" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Charging Compartment1 Pair of Wireless Headphone1 x USB Cable3 Pairs of Ear Cap