The Jabra Evolve 30 II MS Stereo features both USB (Universal Serial Bus)-C & 3.5mm jack connectivity so you can connect it to all of your devices. This means that you can maintain maximum comfort & sound quality during your conversations, regardless of the device you connect it to. Ideal for music & calling, this Jabra Evolve 30 wired headset has a noise-cancelling microphone & large comfortable ear cushions. Plug & play USB (Universal Serial Bus)-C installation makes for easy deployment & a seamless user experience. It is also optimized for Skype for Business & Microsoft Teams & is perfect for any professional who needs excellent sound quality yet still wants to stay in touch with their surroundings. Features Connects to PC, Mobile Phone & Tablet via USB (Universal Serial Bus)-C & 3.5mm Jack Certified for Microsoft Teams & Skype for Business Ideal for Vo IP Communications Noise Cancelling Microphone Digital Signal Processing Technology (DSP) In-line Control unit for call functions: Volume, Mute, Answer, End Large leatherette ear cushions fully adjustable headband “ Over The head” wearing style USB (Universal Serial Bus) Connection