1.The appearance is cool, simple and generous
2.High magnetic 40mm speaker, with strong sounding quality
3.Adjustable single-head beam, memory foam combined with fully enclosed sound chamber design, long-term wear without feeling of comfort.

Speaker: 40MM
Impedance: 32+-15%Ω
Sensitivity: 108+-3 dB
Frequency Response: 20 Hz to 20KHZ
Microphone: φ6.0*5.0MM
Length: 2.0M
Plug: 2 x 3.5MM+USB for the leds