How can I get 2 channel audio to play through all my speakers? Related Searches GG Arena 9 Upmix SteelSeries Use the Control Pod or the SteelSeries GG application and turn on 5.1 Upmix. Related articles In GG my rear Arena speaker are set to 80%, is this correct? How can I switch to my headset? Some surround sound audio is missing on my Arena 9? Can I use the Arena 9 without an USB-C port? Arena 9 Setup