Philips SHE3590YL. Wearing style: In-ear, Headphone frequency: 12 - 23500 Hz, Headphone sensitivity: 102 dB. Connectivity technology: Wired, Cable length: 1.2 m, Connector contacts plating: Chrome. Packaging width: 50 mm, Packaging depth: 26 mm, Packaging height: 173 mm. Headphone connectivity: 3.5 mm