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 -
Sennheiser Has LEFT The Chat - EPOS GSX 300 Gaming DAC Review
EPOS GSX 300 External Sound Card review -- Big gaming audio in a small package
Sennheiser GSX 300 External Sound Card White | Techinn