Features:

bluetooth 5.3 Chip: The A31S Pro earphone is equipped with the latest bluetooth 5.3 technology, ensuring a stable and efficient wireless connection with your devices. This advanced bluetooth version provides improved data transfer rates and lower power consumption, allowing for a seamless audio experience.

360° ACS Panoramic Sound: Experience an immersive audio experience like never before. The A31S Pro earphone utilizes innovative Air Conduction Sound (ACS) technology to deliver 360-degree surround sound. This means you can enjoy music, movies, and calls with a sense of spatial awareness, making you feel like you're in the middle of the action.

DT5.0 Directional Sound Transmission: The earphone incorporates DT5.0 technology, enabling precise directional sound transmission. This feature ensures that the audio signals are transmitted accurately, delivering crystal-clear sound quality and enhanced bass performance for an unparalleled listening experience.

CVC Noise Reduction: Say goodbye to distracting background noise during phone calls or while listening to your favorite tunes. The A31S Pro features advanced CVC noise reduction technology, which intelligently filters out ambient noise and enhances voice clarity, ensuring crystal-clear communication and undistorted audio playback.

IPX7 Waterproof: Designed to withstand your active lifestyle, the A31S Pro is rated IPX7 waterproof. Whether you're sweating it out in the gym or caught in a sudden rain shower, these earphones will remain protected from water and moisture, allowing you to focus on your workout or activities without worries.

Lightweight and Portable: Weighing only 25g, the A31S Pro is incredibly lightweight and comfortable to wear for extended periods. The ergonomic earhook design ensures a secure fit, making it ideal for sports and outdoor activities. Additionally, its compact size makes it easy to carry around, fitting comfortably in your pocket or bag.