Buddy HeadsetMic 7G Mono - USB Customizable with FilteredAudio Yet another headset computer microphone, we think not! Truely USB Plug & Play microphone for Windows, Mac OsX, Linux and Chrome OS (no custom device driver or software necessary) Microprocessor based with Embedded proprietary DSP (Digital Signal Processing) called FilteredAudio for noise cancellation up to 80 dB 3 Fully customizable buttons to support microphone, speaker, Dragon NaturallySpeaking, Keyboard and Mouse Freely downloadable MyBuddyMic support software for customization and BDK (Buddy Development Kit)