Havit 2218D 3.5mm Single Port Headphone

40mm 110dB±3dB 32 ±5% 20 Hz to 20KHZ Approx 1.2m±10% 3.5 mm 15*16.5*6.5CM Streamlined & fashionable structural design. Overall lightweight, with an adjustable headband, to ensure long-term comfortable wear. 40mm bass drivers, with powerful, strong magnets. Hi-Fi transmission provides stereo audio playback quality. Noise-cancellation allows for total, isolated musical enjoyment. Folding structure design, Convenient to carry Scalable design, can suit difference head shape.