Audio-Technica ATH-WS1100iS Solid Bass Over-Ear Headphones with In-Line Microphone & Control Large 53 mm Deep Motion Hi-Res Audio Drivers with ultra-powerful magnetic circuit deliver incredibly accurate audio with deep bass. Connectivity Technology: Wired Bass Venting System with extra side vents optimize air damping for excellent bass reproduction. Frequency Response (Microphone)- 100 - 10,000 Hz. Frequency Response- 5  40,000 Hz Rigid housings feature aluminum centerpiece and aluminum stabilizer ring that reduce unwanted vibration for excellent audio clarity Exclusive dual-layer earpads (firm internal layer and soft outer layer) provide increased isolation. Includes carrying pouch Detachable 1.2 m (3.9') cable with mic and control for answering calls and controlling media playback on smartphones and other portable devices