Brand new, unused! Instant purchase welcome! 【Ergonomically Designed for Ultimate Comfort】Ergonomically designed and lightweight, these earbuds fit securely in your ears and won't fall out, providing comfortable and stable wear even for extended periods. ★【ENC+CVC8.0 Noise Canceling Technology】 ENC noise canceling technology removes various surrounding noises. It eliminates over 90% of noise/environmental sounds such as city noise and wind. Enjoy music while exercising, commuting, web conferencing, gaming, and more! *Individual perceptions of noise reduction may vary. ★【HIFI Sound Quality with Low Latency】 High-quality sound with low-latency AAC codec. Codec refers to the "audio compression conversion method" that wirelessly transmits audio via Bluetooth. Clear highs and rich lows deliver powerful sound across all genres. ★【Latest Bluetooth 5.3】 Adopting the latest Bluetooth 5.3 communication standard minimizes sound skipping, enabling wider, faster, lower power consumption, and more stable and seamless connections. The lag between video and audio during video viewing is also significantly reduced compared to older models, providing a smooth gaming and video viewing experience. *Pairing is required for the first use. ★【Exclusive iBliss App & Seven Languages】 You can adjust your favorite sound effects with the exclusive app and create your own unique sound. Equipped with a large 13mm dynamic driver unit, it also focuses on the beauty of detail, reproducing rich sound with depth. ★【IPX6 Waterproof Performance】 Waterproof design for peace of mind during sudden rain when walking or exercising outdoors! 1750r5453