Model - Havit H2215D, Type - Single Port Wired Headphone, Connectivity - Wired, Impedance (ohm) - 32Ω+-15%, Sensitivity (dB) - -96+-3dB, Frequency Response (Hz - kHz) - 20Hz-20kHz, Microphone - Yes, Cable Length (ft) - 1.2m +- 10%, Warranty - No, Others - Color: Black, Cord type: 3.5mm, Speaker: 40mm, Specialty - Simplified and elegant structural design, General lightweight, with an adjustable headband, to ensure comfortable long-term wear, 40mm bass drivers with powerful and strong magnets, Hi-Fi transmission provides stereo audio playback quality, Noise cancellation allows total and isolated musical enjoyment