Lowest price challenge! Limited-time offer: Available for purchase at 790 yen! We promise to ship your order within 24 hours. We will ship your items promptly upon receiving your order, so you can shop with confidence. ✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿✿ ■ Item No.: DZ30 ■ Condition: Brand new ■ Color: Black 【Design】 This product is an open-ear Bluetooth earphone, not a bone conduction earphone. It does not need to vibrate the bones in your ear, making it more comfortable and healthier than bone conduction headphones. 【High Sound Quality & CVC6.0 Noise Canceling Technology & Ultra-Lightweight】 A mono earphone-type wireless earphone with high functionality. Uses CVC6.0 + DSP audio processing dual noise reduction technology to improve sound quality and call quality. 【Open-Ear Design】 OPEN design does not put a burden on the ear canal! Ergonomic design that fits the natural shape of the ear very well and is not easy to fall out. Since it is an open-ear wireless earphone, you can listen to music without blocking your ears, and you can also hear the ambient sounds from outside normally, ensuring safety. 【Long Battery Life & Battery Level Display & One Button】 Built-in high-performance lithium battery, continuous call time up to 9 hours, standby time 110 hours, making your commute & school commute a more enjoyable time. Also, the battery level of the headset is displayed on the home screen of ISO system smartphones. Accessories: Earphone body, USB charging cable,