Description:-Clear & Rouded Bass、 Crazy Little Cannon-First Choice for HIFI Icebreaker-Enhanced Line、 very hard to break Brand: ROCHE G4 Style: in earphone Usage: MP3/Phone/Computer Receiver: Φ10.0mm Impedance: 16 Ω Sensitivity: 105dB+/-3dB at 1KHz Frequency Response: 20-20kHz Cable Length: 1.2m Plug Type:Straight 3.5mm Golden Material: Metal Mic: YES Voice control: NO Accessories: Clip、 Earhook、 Ear Tips、 Noise-proofing Earplugs、 Pouch