ship from Japan It is a wired silent mouse with very quiet click sound and wheel rotation sound. You can operate it on your computer without disturbing others. Ideal for use in quiet hours such as midnight and morning, and in quiet spaces such as public facilities and conference rooms. It is a hassle-free and easy connection that can be used just by plugging it in. No need to install troublesome software. It is equipped with an optical sensor that has excellent operability and does not require maintenance. High resolution of 1000 counts that allows the cursor to move to the edge of the screen with a single swing of the wrist. Color: white Interface: USB HID specification version 1.1 compliant * You can also use it with a USB3.1 / 3.0 / 2.0 interface. Connector: USB (A type connector)