[3D Stereo Music]: The wireless headphones use high-quality chip technology and CVC 8.0 noise reduction function, which can reduce external noise and produce clearer sound from the music and microphone. Compared with BlueToothV4.2, BlueToothV 5.0 provides higher transmission speed and stability, which greatly improves communication performance$$ [Bluetooth Wireless Matching]: Bluetooth wireless headphones are equipped with matching technology. When you remove the Bluetooth headphones from the box, they automatically connect to each other and then click \"GX-5.0 \" in the list. After the first pairing, just open it and it will automatically connect to the paired device. Compatible with iPhone, Samsung, Huawei, Android smartphones$$ [Rechargeable Portable LCD Display]: Just place the earbuds in the charging case to quickly charge the portable charging case. When fully charged, you can listen to music for 6 hours. The digital LCD screen shows the remaining power, which helps you better understand the available power. Wireless headphones can play, pause, switch music and answer. Reject calls and call Siri. $$[3 Waterproof Earplugs and IPX5]: Bluetooth earbuds use IPX5 waterproof rating, which can easily resist sweat, rain and moisture. Wireless headphones are ergonomically designed to make your ears more comfortable and prevent falls. Use three earplugs (S, M, L) to prevent them from falling out of your ear. For sports enthusiast