Panasonic RP-HT090E. Product type: Headphones, Wearing style: Head-band, Recommended usage: Music. Connectivity technology: Wired, Connector contacts plating: Nickel. Ear coupling: Supraaural, Maximum input power: 1000 mW, Headphone frequency: 16 - 22000 Hz. Weight: 60 g. Audio adapters included: 6.3 mm