Plantronics Audio 655 USB Multimedia Headset with Noise Canceling Microphone for PC and Mac EXCEPTIONAL AUDIO PERFORMANCE: Dual 40-mm speakers offer full-range audio with clear treble and deep rich base. COMFORTABLE FIT: Lightweight and soft ear cushions extend comfort for all day wear including music, gaming, and phone calls. NOISE CANCELING MICROPHONE: Eliminates distracting background noise for Skype and Internet phone calls to make your voice sound crisp and clear. EASE OF USE: Plug-and-play functionality requires no software or complicated software; just plug USB connector into device. COMPATABILITY: Headset works with PCs and Macs for all music, gaming, and internet calls. Those new to audio experience on their computer may need to download their respective audio device driver.