US Wired compact keyboard with trackball PERIBOARD-538

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. Wired compact keyboard with trackball, recommended for various industrial and business uses. Keyboard dimensions: 397x198x37mm, cable length: 1.8m Built-in trackball with pointing option: High-precision 14mm optical trackball for easy pointing control. Built-in number pad allows you to enter numbers quickly and easily. Low-profile pantograph keys for quiet, accurate typing; High-quality ABS print prevents keycap color from fading; Durable pantograph keys provide a lifespan of 10 million key presses Built-in 2x USB 2.0 hubs for connecting USB devices such as computer mice, USB drives, etc. System Requirements Windows 7, 8, 10, 11; Package Includes: Package Contents: PERIBOARD-538, Manual, 12 Month Warranty