Groov-e Tempo Wired Stereo Headphones With Remote & Mic 3.5mm Jack Plug Black
Driver unit: 40 mm neodymium. Comfortable and stylish headphones with a built-in mic for hands-free calls. Microphone Sensitivity: 42dB +/-3dB. Hands-Free microphone. Frequency: 20 Hz - 20K Hz. 3.5mm stereo plug.