COLOR DIAMOND BLACK CONNECTOR 3.5MM PLUG (CONNECT PC) MINI USB 8PIN (CONNECT HEADSET) PLATFORM PC/MOBILE DRIVER UNIT (MM) 40MM NEODYMIUM MAGNET CHANNEL STEREO FREQUENCY RESPONSE 10Hz ~ 22 KHz IMPEDANCE 32O SENSITIVITY 100dB AT 1K Hz CABLE LENGTH 3.0 METERS 3.5 MM GOLD PLUG YES PLUG&PLAY MICROPHONE YES EXTERNAL IN-LINE CONTROLLER YES MIC DIRECTIVITY OMNI-DIRECTIONAL MIC NOISE CANCELLING YES MIC SENSITIVITY -35 ± 3dB MIC FREQUENCY 300Hz ~ 10 KHz MIC IMPEDANCE 2.2K OHM ACCESSORIES CARRY BAG 1m MOBILE DEVICE CABLE