Turtle Beach Ear Force Z11 PC Gaming Headset Can be used on Mobile Phones, PC or Laptop In-Line Volume Controls - Quick access to game volume and mic mute controls 3.5mm, 4-Pole Connector 50mm Speakers - Delivering high-fidelity audio High-Sensitivity microphone with flexible boom Acoustically Angled Speakers - Delivers more realistic directional audio perception In-line Volume Controls - Quick access to game volume and mic mute controls 3.5mm, 4-Pole Connector and PC Adapter Cable - Easily connects to most PC and Mac computers as well as mobile devices and tablets 50mm Speakers - Delivering high-fidelity audio High-Sensitivity microphone with flexible boom