Logitech M240 Silent Cordless Long Range Bluetooth Mouse with Pre-Installed AAA Battery (Off-White)Meet Logitech M240 Silent, the reliable Bluetooth mouse that frees up your workspace. Pair in seconds with a fast, easy Bluetooth connection, no dongle or port is required. Pair and Play With fast, easy Bluetooth wireless technology, you are connected in seconds to this quiet cordless mouse no dongle or port required. Less Noise, More Focus It is a silent mouse with 90 percent reduced click sound and the same click feel, eliminating noise and