Gaming Headphones - wireless, with microphone, headset, around the ears, closed construction, 3,5mm Jack, Bluetooth 5.2, radio frequency connection, Hi-Res audio, 7.1 surround sound, taking calls, with volume control, frequency range: 20 Hz-20000 Hz, sensitivity: 111 dB/mW, impedance: 32 Ohm, converter: 50mm, battery life of up to 39 hr(s)