Syba NC-1 Cobra 2.1 Dual Driver Headphones with Built-In Amplifier and In-line Microphone -

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Syba NC-1 Cobra 2.1 Dual Driver Headphones with Built-In Amplifier and In-line Microphone -

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Deeper Bass with In-line Microphone
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Internal headphone ampifitler helps power the dual driver 30mm and 40mm driver within the headset
Controls for both Volume and Bass level
Driver Impedance 30mm 32 Ohms and 40mm 32 Ohms