Purchase Date: December 4, 2025 A receipt, necessary for warranty claims, is also included. Authentic product New, unopened Will be packaged in a dedicated box and shipped. Ear cuff type earphones: OpenDots ONE A popular new product. Take advantage of the Mercari campaign! OpenDots ONE SKZ-EP-000053 Brand: Shokz Wearing style: Separate left and right, completely independent Color: Black系 (Black-based) Wireless/Wired connection: Wireless Earphone/Headphone features: Microphone, Sound quality adjustment, Waterproof, Splashproof, Remote control IP standard (waterproof standard): IPX4