Philips SHQ1217. Cable length: 1.2 m. Ear coupling: intraaural, Headphone frequency: 30 - 20000 Hz, Headphone sensitivity: 110 dB. Dimensions (WxDxH): 18 x 14 x 32 mm, Weight: 13 g. Package dimensions (WxDxH): 95 x 25 x 175 mm. Volume control: Digital, Cable type: OFC, Voice coil: CCAW