Maxell 190316 Neckband Stereo On-Ear Headphones with Swivel Earcups • Lightweight;• Dynamic sound;• Single cord entry;• Imp: 32ohm ;• Sensitivity: 92dB/mW;• 30mm drivers;• 3.5mm stereo plug;• Freq resp: 20Hz-20kHz;• Anisotropic ferrite magnet;• Lifetime warranty;