Unused item, please purchase with the understanding that it has been stored at home. Immediate purchase is welcome. If you wish to change the shipping method, please let me know in advance. ⸻ 【V5.1 High-Quality Bluetooth Headset】 Equipped with a Bluetooth 5.1 chip, communication capacity, speed, and stability are significantly improved compared to previous models. Stable connection is possible within a range of up to 10m. Adopting CVC noise reduction technology, it minimizes noise while achieving clear sound quality and high-quality calls. It reproduces natural sound with HIFI sound quality and supports a wide range of devices such as smartphones, tablets, and PCs. 【Ultra-Lightweight Mini Single-Ear Type】 The main body weighs only about 2g, an ultra-lightweight design. It is comfortable to wear for long periods and reduces the burden on the ears. Ergonomically designed with 180°/270° angle adjustment. It fits comfortably in either the left or right ear and can be used comfortably in various situations such as commuting, driving, and telework. 【Easy One-Touch Operation & Automatic Pairing】 One-touch operation allows for music playback, pause, call answering, voice assistant activation, and more. After the initial pairing, it automatically connects when taken out of the case from the next time onwards, eliminating the need for complicated operations. Touch sensor type realizes smooth operability. 【IPX7 Waterproof & Long-Time Playback】 IPX7 waterproof performance makes it resistant to sweat and rain, making it safe to use outdoors or during sports. The earphones alone can play continuously for about 10 hours, and using the charging case allows for 2-3 additional charges. It is also ideal for travel and business trips. Adopting a Type-C charging port, it can be charged efficiently in a short time. ⸻ Thank you for viewing. #BluetoothEarphones #SingleEarHeadset #WirelessEarphones #LightweightEarphones #CallingEarphones #IPX7Waterproof #HandsFree #TypeCCharging #HighSoundQuality #Telework248