The Bose Ultra Open Earbuds offer OpenAudio and Immersive Audio technologies, premium sound quality, and just enough ambient noise to keep you aware. - Earbuds: 1.9 cm H x 1.7 cm W x 2.7 cm D Charging case: 4.2 cm H x 6.5 cm W x 2.6 cm D USB cable: 30.5 cm
