Description: Bluetooth-compatible Connection: Adopts bluetooth-compatible 5.0 technology, provides a faster and more stable pair and connection for your devices, auto pairing, can support up to 10m/39.37inch long-distance transmission connection call. Stereo Sound: 8mm graphene diaphragm, audio decoding, smart noise cancelling, creating a rich and stereo auditory effect, hifi sound quality delivers you the immersive stereo sound. Dual Mic: The dual-microphone noise reduction system is adopted to suppress ambient noise and allow the other party to hear your voice clearly during the call. With Charging Case: Comes with the charging box for 16h music and call time, LED power display, small and lightweight, portable, IPX7 waterproof, suitable for indoor use and outdoor sports. Comfortable Wear: A single earphone is lighweight, ergonomic shape for fit in each ear. It is comfortable even wear it for a long time, touch control for easy operation. Specification: Material: ABS Color: Black Single Earphone Size(LxWxH): About 24x16.5x24mm/0.94x0.65x0.94inch Charging Case Size(LxWxH): About 76.5x42.9x32.3mm/3.01x1.69x1.27inch Bluetooth-compatible: 5.0 Distance: About 10m/39.37inch Earphone Powered by: 1 x Rechargeable battery(Built-in) Charging Case Powered by: 1 x Rechargeable battery(Built-in) Waterproof: IPX7 Package includes:  1pair x Wireless Earbuds 1pc x Charging cable 1bag x Ear Cap 1pc x Charging Case Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.