Operation voltagev5v modelmagift3 input voltage v5v cable lengthcm80cm materialplastic typeearhook general usesports fitness functionsports gaming volume control with microphone hi fi noise cancelling communicationwireless bluetooth connectorsusb memory capacitynone speaker diameter30cm speaker sensitivitydb98db speaker frequency response 24026ghz 2480ghz microphone unit360 microphone impedancekohm32 microphone frequency response 24026ghz 2480ghz