Product details of Avf Hhs50 Earphone (White/Red)

With Hands-free function 30mm Hi-Fi Driver Ideal for Multi Media & Smart Phone devices 
Specifications: Mic Dimensions: 6.0x5.0mm Directivity: Ominidirectional Impedance: 2.2k ohm ( S.P.L. ): -58dB�3dB 
Driver Diameter: 30mm Impedance: 32ohm Frequency Response: 20Hz-20kHz Sensitivity ( S.P.L. ): 102dB�3dB Cord Length: 2m Plug: 3.5mm