Model - Havit HV-H2198d, Type - Single Port Head Phone, Connectivity - Wired, Impedance (ohm) - 32Ω, Sensitivity (dB) - 98dB+-3dB, Frequency Response (Hz - kHz) - 20Hz-20KHz, Microphone - Yes (Built-in), Cable Length (ft) - 1.2m, Warranty - 1 Year, Others - Speaker: 40mm, Plug Type: 3.5 mm, 40mm bass drivers, with powerful, strong magnets, Scalable design, can suit different  head shape, Specialty - Colorful  music headphone, Streamlined & fashionable structural design, With microphone function, support phone communication, Overall lightweight, with an adjustable headband, to ensure long-term comfortable wear, Hi-Fi transmission provides stereo audio playback quality, Noise-cancellation allows for total, isolated musical enjoyment, Country of Origin - China, Made in/ Assemble - China