Quiet meetings from noisy places: Noise canceling microphone blocks out ambient talking and noise. Let only your voice clear from noisy places DON'T WORRY ABOUT USB TYPE OF YOUR PC: You can connect both USB-C and USB-A with just the main unit. You can rest assured even if your computer is used changing, such as on the go or in working spaces Busy light that can be seen at a glance when phone calls: Equipped with a busy light that turns red when you are on a call. Prevents accidental voices by notifying your surroundings when you are on it Comfortable All Day Wear: The ear cups are designed to fit your ears and have excellent sound isolation, and the leather cushion is gentle on your ears, so you can use them comfortably all day Safe for Business: UC certified model is recognized for compatibility with major conference systems. Comes with a 2 year warranty