EP0213B Features Dynamic in-ear headphone Straight-tube and aluminum cavity ensures good sound quality Flat wire is anti-wound designed Super shock bass and natural tenor sound quality With microphone Song change function General Specs Brand AWEI Model S100I Sound Excellent super bass stereo sound Earphone Type Wired headset Impedance  16 ohms at 1kHz Frequency Response 22000Hz Sensitivity 90db Driver Diameter 10 mm Connector 3.5 mm audio jack Cable Length 1.3 m Compatibility Computer， MP4， MP3， iPhone， HTC mobile phones Others Microphone  Package Details Weight: 75.97 g Size: 18*13*2.5 cm Package Includes * Earphones

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