Sennheiser is a leading name in enthusiast and professional-grade audio, and its gaming division has split off into a new company, EPOS. The EPOS | Sennheiser GSP 602 is available in both black and blue colorways and reeks of quality. The EPOS GSP 602 (official site) is one of the … Headphones. In a bid to expand its range of premium quality gaming headsets, EPOS | Sennheiser have revamped their GSP 600 series with two new colour variants for 2020, introducing the GSP 601 and 602. Alex Handziuk Alex owns two Yu-Gi-Oh Duel … The Sennheiser GSP 602 is a stylish take on the GSP 600 series that manages to bring comfort and performance in a premium priced package. Even the $299 Astro A50 has a number of shortcomings compared to the Epos Sennheiser GSP 602. Everything from music to games … Frequency response: 10–30,000 Hz.