Razer headsets with 3.5 mm combo jacks can be used with laptops or other devices with a 3.5 mm combo port. For PCs equipped with separate ports for audio output and microphone input, the included 3.5 mm splitter extension cable can be used as shown in the illustration below:

Follow the steps below to connect a Razer headset to a mobile device:
Note: Most mobile devices will switch the default audio device to the most recent one plugged in via a 3.5 mm audio port.
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Ensure your mobile device has a 3.5 mm audio port. Otherwise, you will need an audio jack adapter.
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Remove the audio splitter cable if it is attached to the headset.
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Plug the 3.5 mm audio connector directly into the mobile device's audio port.
Note: Some Razer headsets have in-line controls that can be used to mute the microphone or adjust volume levels.