[Universal Compatibility] Usb 2.0 office voice adapter cable compatible with xp 7 8 10, os x, and more.[Easy Compatibility] Features a 3.5mm quad pole or usb port for hassle- connectivity with a wide range of devices.[Clear Sound Quality] Noise-canceling headset with a single pointing microphone ensures clear conversations in office meetings or phone calls.[Powerful Audio] Equipped with 30mm speakers and a built-in hifi sound card chip for loud and powerful sound.[Comfortable Design] Designed for extended use with soft ear cushions and an adjustable headband for a customized fit.Spec:Item Type: Telephone HeadsetMaterial: ABSDirectionality: Single PointingImpedance: ≤2.2KΩSensitivity: -44±3dBPlug: 3.5mm Quadrupole, USBPackage List:1 x Headset1 x Instruction Manual