Maxell Wooden Ear Canalz. Ear coupling: intraaural, Wearing style: In-ear, Headphone frequency: 20 - 20000 Hz. Connectivity technology: Wired, Headphone connectivity: 3.5 mm, Cable length: 1.2 m. Maximum input power: 0.1 W This is an auto-generated long summary based on the first three features of the first five feature groups.