The black version of the Sennheiser CX 2.00I Earphones for Apple iOS mobile devices offers an ultra compact ear canal coupling design with a dynamic transducer to deliver a frequency response of 17 to 20,000 Hz, a THD of less than 0.5%, and a maximum SPL of 119 dB. The earphones feature a right angle 1/8" (3.5mm) plug for connecting to your smartphone or other mobile device. They come with a set of four (XS, S, M, L) ear adapters to accommodate ear canals of different sizes, as well as an inline omnidirectional microphone remote control for making calls, changing volume, and navigating tracks when using your Apple iOS mobile device.

• Boost your smartphone sound vibrant sound and deep bass
• Optimized shape and size for perfect fit
• 4 ear adapter sizes (XS, S, M, L) for effective noise blocking
• 3 button in line remote with an integrated mic
• Frequency response: 17Hz - 20kHz
• Sound pressure level (SPL): 119 dB
• Jack plug: 3.5 mm
• Cable length: 1.2 m