Raycon The Fitness In-Ear Sound Isolating Truly Wireless Headphones are compatible with all operating systems. Its chipset technology and 3 equalizer modes provide high-quality music. It is truly wireless and connects via Bluetooth 5.0 technology. Its noise-isolating ensures preventing noise from the background. This earbuds' vivid voice technology microphone provides clear communication. Its memory foam gives comfort to the ears. Its battery life is 54 hours. Also, they catch 33 feet long distances and give great connectivity.