Features: 100% brand new and high quality Bluetooth-compatible 5.0 stable and continuous connection, faster and farther transmission, low power consumption, extended use time, and enjoyed near-zero latency gaming and video experience. Built-in 50mAh earphone battery and 300mAh charging box battery, ensuring up to 4hours single using time. High-fidelity and stereo, it can improve the accuracy and power,producing clearer and clearer sound, making you feel at the center of the live performance. Smart touch, long standby time, just one touch, you can control everything. The wireless in-ear earphones are made according to the ear canal and fit perfectly. This earphone can not only ensure the comfort of wearing all day, but also improve the sound insulation effect of the earphone. Package Includes: 1 Pair Headsets 1x Charging Box 1x Charging Cable 1x User Manual Specifications: Material:PC+ABS+Alloy+Silicone Color:Black,White (Optional) Bluetooth-compatible Version: 5.0 Operating Range: About 32.81feet Barrier-free Transmission Distance (10meters Barrier-free Transmission Distance ) Charging Box Capacity:300mAh Earphone Capacity:50mAh Interface:Type-C IPX6 Waterproof Size:10x10x3cm/3.94x3.94x1.18in note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.