EPOS I Sennheiser GSX 300, Gaming Dac/External Sound Card with 7:1 Surround, High Resolution Audio EQ presets for Gaming, Movies and Music - Audio Gaming Amplifier for PC and MAC Compatible, Black -
EPOS H6PRO Wired Open Acoustic Gaming Headset for PS5, PS4, Xbox One, Xbox X|S, Switch & PC with GSX 300 Sound Card Bundle Sebring Black 1001166 - Best Buy
GSX 300 - Snow Edition from EPOS | One small device for a huge step-up in audio
EPOS GSX 300 External Sound Card Review - PC Perspective
Sennheiser Has LEFT The Chat - EPOS GSX 300 Gaming DAC Review