Latest Bluetooth 5.3 Technology Our Bluetooth headphones use the most advanced Bluetooth 5.3 technology currently on the market, which means that the Bluetooth earbuds have the most stable signal connection, better sound quality and lower power consumption. HIFI Stereo Noise Reduction Technology The wireless Bluetooth earbuds have built-in 4 high-definition microphones, active noise reduction and CVC8.0 noise reduction technology, with 3D immersive stereo surround sound and balanced high and low sound, so you can enjoy high and low sound. -fidelity HI-FI stereo music as if immersive Automatic Pairing and Wide Compatibility As soon as you take the wireless Bluetooth headphones out of the case, they will automatically turn on and connect to your device immediately. The wide compatibility and versatility of wireless allows you to easily connect to compatible smartphones, tablets and more via Bluetooth Ergonomic Design and Touch Control The wireless Bluetooth earbuds feature soft silicone ear tips to give you a more comfortable wireless experience. The ergonomic design of the headphones makes them comfortable to wear even for long periods of time. Through the headset's smart touch function, functions such as changing songs, adjusting volume, handling calls and activating voice assistants can be realized IPX7 Waterproof The Bluetooth headphones use nano-level waterproof sealing and composite materials to protect the device from sweat and provide greater freedom of movement, ideal for sports, exercise, running, jogging, gym training experience