Turtle Beach Ear Force X12. Device connectivity: Wired, Device interface: 2x 3.5 mm, Cable length: 4.87 m. Ear coupling: circumaural, Headphone frequency: 20 - 20000 Hz, Headphone sensitivity: 120 dB. Dimensions (WxDxH): 50.8 x 19 x 12.7 mm, Weight: 0.233 kg. Compatibility: Xbox 360, Connector(s): USB, 2x3.5mm, 2.5mm