Philips SHE2105BL. Interface type: 3.5 mm, Cable length: 1 m. Ear coupling: intraaural, Headphone frequency: 12 - 22000 Hz, Headphone sensitivity: 103 dB. Dimensions (WxDxH): 16 x 12.5 x 21 mm, Weight: 16 g. Package dimensions (WxDxH): 97 x 21 x 175 mm, Package weight: 39 g. Compatibility: Telephone, Cable type: Copper, Maximum input power: 0.05 W