Unopened item ★ Immediate purchase OK [New Music Experience & Cutting-Edge Bluetooth 6.0 & Instant Pairing] Adopting industry-leading Bluetooth 6.0+EDR. It also has an automatic quick pairing function, eliminating the need for troublesome pairing operations. From the second time onwards, simply taking the earphones out of the case will automatically complete the connection. [Delivering Better Sound Quality & Reducing Sound Leakage] Equipped with powerful large-diameter drivers, it allows you to listen to everything from powerful low frequencies to transparent high frequencies. With AAC/SBC codecs, the sound quality is further enhanced, and you can feel the clarity of the sound, delivering it clearly to your ears. Due to the excellent sound insulation of canal-type earphones, CVC8.0+ENC noise canceling is also incorporated, achieving a noise reduction effect, removing over 90% of environmental sounds such as city noise, transportation noise, and wind noise, allowing you to experience a high level of immersion both outdoors and indoors. [High-Performance Microphone & Hands-Free Calling & 24 Hours of Continuous Playback] Equipped with two call microphones, adopting dual-microphone noise canceling technology. In addition, by utilizing AI technology that distinguishes between surrounding noise and speech, it is possible to deliver clear audio to the other party. Achieving over 8 hours of continuous playback on a single charge, and up to 24 hours of playback when combined with the charging case. [Comfortable Fit & Durability & IPX7 Waterproof] Only 3.2g per ear Designed to be difficult to fall out, you can use it with peace of mind during exercise or an active daily life. These wireless earphones are made of gentle materials, allowing you to experience a soft fit. The waterproof level is IPX7, so you can rest assured even in sudden rain. Perfect for people who lead an active life, such as jogging, cycling, and walking. [Preventing Misoperation & Single-Ear/Dual-Ear Mode & High Compatibility] You can use only one side even if you leave either the left or right earphone in the charging case. The heavy bass earphones have a highly sensitive touch operation design, and even if you add functions such as volume adjustment/music playback/pause, call/end/reject/next song/previous song/Siri activation by touch operation without having to take out your smartphone, it will not cause misoperation. Compatible with iPhone and Android, and widely compatible with most smartphones, computers, laptops, smartwatches, etc.