hi!   I have been playing around with ps4 and pc sound stuff, i have many headsets and sound cards,   Quality wise about the best i found was to hook up my hdvd 800 via optical to the ps4 and in its sound settings output lpcm via optical with none of the dts aac or dolby stuff ticked. Then i go to devices and in the latest ps update they let you pick under audio devices to output the chat to the 'tv or speakers' (without need to do the old cable controller...