Rakuten price: ¥5,016. New, unused item. Latest version Bluetooth 5.4 Bluetooth Earphones Wireless Noise Canceling LED Display 45H Long Playback HiFi Heavy Bass ENC Call Automatic Pairing Type-C Charging IPX7 Waterproof Lightweight Single/Both Ears Compatible with iPhone/Android Running 1005 2025 Latest Bluetooth 5.4 & Instant Connection: Equipped with the latest Bluetooth version, it maximizes stable connection, high-speed communication, noise reduction, and energy saving, ensuring no connection interruptions or sound skipping, and providing a rich listening experience with low-latency HiFi high-quality sound. 【ENC/PNC・Stress-Free Fit】The microphone equipped with ENC noise-canceling technology realizes clear calls by suppressing ambient noise. The design of the ear tips, based on ergonomics, provides excellent sound insulation and sealing, resulting in a PNC physical noise-canceling effect. 【Immersive High-Fidelity HIFI Sound Quality】Adopts a carefully selected 13mm driver unit. It also ensures high-frequency reproduction capabilities. Combined with a HiFi system that can faithfully reproduce recorded sounds, it reproduces the powerful rhythm of basslines and drums, conveys the nuances of vocals and musical instruments truthfully, and clearly reproduces the fine details of music and high-pitched instruments. 【Ultra-Long Playback 45H・Battery Level Display】Adopts a Bluetooth 5.4 chip. Therefore, with a single full charge, approximately 5.5 hours of continuous music playback can be achieved, and the left and right earphones can be used separately, allowing for up to 45 hours of continuous use when combined with the charging case. Charging is completed quickly. Furthermore, it has a battery level display. 【IPX7 Sweatproof & Waterproof & Touch Sensor Support】IPX7 waterproof and splash-proof specifications with excellent impact resistance and heat resistance. It also supports hands-free calls and voice assistant activation. 【Package Contents】Earphones, ear tips (S/M/L), Japanese instruction manual