The G533 Wireless by Logitech is a DTS Headphone:X 7.1 Surround Sound channel gaming headset, which uses a 40mm driver. It uses a wireless 2.4 GHz- 15 hour battery life connection with a 2m USB, 15m wireless range cable. This delivers a frequency response of 20 Hz-20 kHz and a sensitivity of 107 dB SPL/mW. It also has a Cardioid (unidirectional), noise-cancelling microphone with a frequency response of 100 Hz to 10 kHz. And only weighs in at 350 g.
G533 has advanced lossless digital audio transmission, delivering wireless convenience and incredible high fidelity sound with up to 15 meters range. G533 is designed to maintain a strong connection even in noisy EMI environments such as when there are multiple competing wireless signals nearby.