Philips SHL5905BK. Ear coupling: circumaural, Wearing style: Head-band, Maximum input power: 30 mW. Connectivity technology: Wired, Cable length: 1.2 m, Connector contacts plating: Gold. Weight: 0.248 kg. Package dimensions (WxDxH): 195 x 215 x 90 mm, Package weight: 0.505 kg, Packaging type: Box. Headphone connectivity: 3.5 mm