Gaming headset for professionals

Product features 50mm: speaker size, surround 7.1, resistance: 15% + 200, frequency sensitivity: 115 + 3db, frequency range: 20Hz 20kHz, microphone: 6.0x2.7mm, microphone resistance 2.2kΩ, direction: unidirectional, operating current: 100mA, headphone jack: 3.5mm + 4pin