The G633 Artemis Spectrum by Logitech, which uses a 40 mm driver. It uses a USB connection This delivers a frequency response of 20Hz-20KHz and a sensitivity of 107dB SPL/mW. It also has a Cardioid (Unidirectional) microphone with a frequency response of 100Hz-20KHz.
Get expansive cinematic sound with G633 Artemis Spectrum Gaming Headset. 7.1 Dolby or DTS Headphone:X Surround Sound* and Pro-G audio drivers deliver incredible sound fidelity. Hear enemies sneaking around behind you, special ability cues, immersive environments, and inspiring gaming soundtracks the way they were meant to be heard. Artemis Spectrum is a gaming headphone worthy of serious audio fans.