Gaming Headphones - wireless, with microphone, headset, around the ears, closed construction, Bluetooth 5.2, radio frequency connection, for PC, 7.1 surround sound, with volume control, frequency range: 20 Hz-20000 Hz, sensitivity: 114 dB/mW, impedance: 32 Ohm, converter: 50mm, battery life of up to 24 hr(s)