Earphone Battery Capacity: Left/Right 35mAhTalk time: 3h, Cumulative talk time: 150hPackage Box Size:127*77*35mmCharging Box Battery Capacity: 300mAhControl Method: TouchNoise Reduction Version: CVC8.0Bluetooth Transmission Distance: 15MBluetooth Version: 5.2Material: ABSMusic time: 3.5h, Cumulative Music time: 120hColor: White, BlackStandby time: 130hName: Wireless Bluetooth 5.2 Bone Conduction Earphone with LED Display Charging BoxPackage Include:2x Bluetooth Bone Conduction Earphone (Left and Right)1x LED Display Charging box1x User Manual1x Charging CableNote:Size for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon.And due to the difference between different monitors, the picture may not reflect the actual color of the item.