" Based on the award-winning PRO Gaming Headset design, the PRO X Wireless headset features high-quality materials, advanced communications, precision audio and total wireless freedom. High performance PRO X gaming headset with LIGHTSPEED wireless technology, up to 20+ hours of battery life and 13+ m of 2.4 GHz wireless range. Frequency response is 100 Hz-10 KHz. Magnet: Neodymium. Microphone Pickup Pattern: Cardioid (Unidirectional) Next generation DTS Headphone:X 2.0* 7.1 surround sound channel with object-based surround sound for greater positional and distance awareness of objects in-game. Advanced PRO-G 50mm drivers deliver clear and precise sound imaging with improved bass response. Hear footsteps and environmental cues with clarity to give you the competitive advantage in game. Soft memory foam earpads with your choice of premium passive noise-canceling leatherette or soft, breathable velour for supreme comfort. Built to last with a durable aluminum fork and steel headband. IMPEDANCE : 32 OHM"