The wireless headphones use high-quality chip technology and CVC 8.0 noise cancellation function, which can reduce external noise and produce clearer sound from the music and microphone. Compared to BlueToothV4.2, BlueToothV 5.0 provides higher transmission speed and stability, greatly improving communication performance$$ [Bluetooth wireless matching]: Bluetooth wireless headphones are equipped with matching technology. After removing the Bluetooth earphones from the box, they will automatically connect together and then click on "GX-5.0" in the list. After the first pairing, simply open it and it will automatically reconnect to the paired device. Compatible with iPhone, Samsung, Huawei, Android smartphones [Rechargeable Portable LCD Screen]: Simply place the earplugs in the charging case to quickly charge the portable charging case. Once fully charged, you can listen to music for 6 hours. The digital LCD screen will display the remaining energy, which will help you better understand the available energy. Wireless headphones can play, pause, change music, and respond. Reject calls and call Siri. Bluetooth earphones use IPX5 waterproof rating, which can easily resist sweat, rain, and moisture. Wireless headphones are ergonomically designed to make your ears more comfortable and prevent falls. Use three earplugs (S, M, L) to prevent them from falling out of the ear. For sports enthusiasts, this is definitely the perfect choice. Attention: The cargo box is not waterproof. [3D Stereo Music]: The wireless headphones use high-quality chip technology and CVC 8.0 noise cancellation function, which can reduce external noise and produce clearer sound from the music and microphone. Compared to BlueToothV 4.2, BlueToothV 5.0 provides higher transmission speed and stability, greatly improving communication performance$$ [Bluetooth wireless matching]: Bluetooth wireless headphones are equipped with matching technology. After removing the Bluetooth earphones from the box, they will automatically connect together and then click on "GX- 5.0" in the list. After the first pairing, simply open it and it will automatically reconnect to the paired device. Compatible with iPhone, Samsung, Huawei, Android smartphones$$ [Rechargeable Portable LCD Screen]: Simply place the earplugs in the charging case to quickly charge the portable charging case. Once fully charged, you can listen to music for 6 hours. The digital LCD screen will display the remaining energy, which will help you better understand the available energy. Wireless headphones can play, pause, change music, and respond. Reject calls and call Siri. $$[3 waterproof earbuds and IPX5]: Bluetooth earphones 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 the ear. For sports enthusiasts, this is definitely the perfect choice. Attention: The cargo box is not waterproof.