The black version of the Sennheiser CX 3.00 Earphones offer an ultra compact ear canal coupling design with a dynamic transducer to deliver enhanced bass with a frequency response of 17 to 21,000 Hz, a THD of less than 0.5%, and a maximum SPL of 118 dB. The earphones feature a right angle 1/8″ (3.5mm) plug for connecting to your mobile device. They come with a carrying case and a set of four (XS, S, M, L) ear adapters to accommodate ear canals of different sizes.
Ear Coupling: Ear canal
Impedance: 28 Ω
Frequency Response: 17 to 21,000 Hz
SPL: 118 dB
THD: <0.5 % (1 kHz, 100 dB SPL)
Connector: 1/8″ (3.5 mm) angled
Cable Length: 1.2 m