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 Some surround sound audio is missing on my Arena 9? In GG my rear Arena speaker are set to 80%, is this correct? How can I switch to my headset? Arena 9 Setup Can I use the Arena 9 without an USB-C port?