COTSUBU / ag Color: Black Purchase Price: 6980 yen Usage Period: About half a year In relatively good condition, connection to an iPhone 15 has been confirmed, and music can be played normally. 2025/05/07 * Other sizes of ear tips are not included. * If they don't fit, you can find them at 100-yen shops, etc. Only 3.5g per side! The series' smallest and lightest "COTSUBU" is born! Complete wireless earbuds with sound, connectivity, and ease of use all in one.