Logitech M220 Palau Silent (Charcoal). Enjoy the sound of silence. With the same click feel and over 90% noise reduction on the click sound, enjoy a quiet experience for yourself and those around you. Plus, it has feet made of high performance material and a rubber wheel for quiet gliding and scrolling. Enjoy a wireless connection up to 33 feet (10m) away thanks to a plug-and-forget nano receiver.