Next-Generation Open-Ear Wireless Earphones ACREO OpenBuds Earphones with built-in microphone and noise reduction algorithm 18 hours of playback | IPX7 waterproof With case Black 【Earphones that don't block your ears - More healthy & safe innovative design】 ACREO Openbuds are innovatively designed next-generation true open-ear wireless earphones, equipped with a large 16mm high-quality audio driver and a 3W independent headphone amplifier, eliminating the discomfort of low-frequency vibration of bone conduction earphones, and providing a more perfect sound field experience than bone conduction earphones. 【Earphones with microphone - Clear call experience】 Each earphone is equipped with a high-sensitivity silicon microphone, which works in conjunction with a professionally tuned ENC noise reduction algorithm to achieve high-precision call performance, making it ideal for web conferences, telework, delivery, driving, customer support, and various other situations. 【Enjoy a private concert hall at your ears】 Based on the design ideas of Hi-Fi professional headphones, we are developing a new generation of open-ear wireless headphones. Using a maximum 3W independent headphone amplifier to drive the speakers, after 15 months of research and development, repeatedly customizing three versions of the speakers, and performing 108 times of acoustic tuning, we finally bring an unprecedented powerful sound field experience. 【Super convenient and easy-to-use true wireless earphone design】 Considering user convenience, ACREO Openbuds match a portable smart charging case, similar to AirPods, and support wireless charging and smart sensing. In addition, the earphones can be used separately and will connect automatically. The earphones have a playback time of 6 hours on a single charge, and up to 18 hours with the case. 15.125980 --------------------------------------------------⭐︎ Please purchase anytime, 24 hours a day! Discount benefits are also available ⭐︎ ※ Basically, we have opened the package once for inspection and photography. Therefore, even if it is new, it is listed as "Like new". ★ If you want to purchase multiple items, they can be shipped together. ※ All accessories are as shown in the images. --------------------------------------------------⭐︎