Opened box Earbuds never used The Rulefiss Wireless Earbuds, Bluetooth 5.4 Headphones Sport, are designed for high-quality stereo sound with a frequency range of 20 Hz - 20,000 Hz and a 14.2mm driver size. Suitable for studio monitoring, DJ, and live monitoring, these rose gold earbuds offer a comfortable fit and immersive sound experience. With Bluetooth 5.4 technology, fast pairing, and 75H ultra long playtime, these earbuds are perfect for on-the-go use. They also feature a built-in microphone, IP7 waterproof design, smart touch control, and flexible sports earhooks for a secure fit during intense workouts. Ideal for music lovers and professionals alike, these wireless earbuds provide top-notch sound quality and convenient connectivity.
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