Product Description Specifications The Regent is an over-the-head style headphone complete with an adjustable headband, omnidirectional microphone and a controller to increase or decrease the volume and answer or mute the microphone. With its lightweight design, the Regent Headphone, breathable earmuffs, and a USB cable are designed for use with a PC or Laptop and Skype, Teams or Zoom video conferencing. Materials: ABS, Foam. Product Size: 187 x 185 x 55 mm Branding Area: 30 x 10 mm (controller) Standard Packaging: Raw Recycled Box Certification: CE, RoHS Specifications: Headset Input: USB Connector, Unit Size: 30mm drivers, Impedance: 32Ω, Sensitivity: 112dB ± 4dB, Frequency Response: 20Hz-20KHz, Cable Length: 2 metres. Standard Accessories: Micro USB Charge Cable, User Manual