Koss UR20 – headphones

Brand: Koss | Product Line: Koss UR | Model: 20 | Manufacturer: Koss Corporation | Headset & Microphone Connection: Headphones (mini-phone stereo 3.5 mm) | Connectivity Technology: Wired | Diaphragm Type: Mylar | Earpiece Type: Full size | Frequency Response (Output): 30 – 20000 hertz | Headphones Technology: Dynamic | Headphones Type: Binaural | Host Interface: 3.5 mm jack | Magnet Material: Neodymium | Output Impedance: 32 ohm | Audio Output Sensitivity: 97 dB/mW | Speaker Output Mode: Stereo | Total Harmonic Distortion (THD): 0.3% | Type: None | Cable Details: Headphones cable – 8 ft | Product Type: Headphones | Recommended Use: Home audio | Localization: English | Packaged Quantity: 1 | Accessories Included: 6.3 mm (1/4″) stereo adapter | Weight: 9.98 ounce | Color: Black | Color Category: Black | TCO Certified: No | Service & Support Details: Limited warranty – lifetime | Limited Warranty: Limited Lifetime