It is designed in a simple, compact way that does not take up extra space, with all interfaces reasonably distributed for quick and convenient use. Features ergonomic design and ABS material. The chip is the core of the functionality. The product adopts a high-performance main control chip, supports full driver-free operation, plug-and-play, and high compatibility, avoiding the trouble and instability associated with driver installation found in similar market products. Button switching is convenient and efficient. The product uses electronic buttons, replacing traditional mechanical switches, making it easy to operate and durable, allowing you to switch between computers for printing. Supports system operation with a built-in template engine and hot swap functionality. Fully compatible with Windows XP/7/8/Vista and Mac OS 8.6 and above system versions, allowing flexible system selection. Suitable for various USB port devices, enabling external USB devices such as scanners, plotters, multifunction machines, and printers to be shared between 2 computers using one USB port, reducing equipment costs—ideal for home and small office use. Product Name: 2-Port Manual USB Printer Sharing Device Type: KVM Switch Interface: 1 x A Port Interface / 2 x Square Port Interfaces Switch: Electronic Key Switch Hot Swap: Supports Hot Swap Color: White Material: ABS Size: 7 x 6 x 2 cm Package Contents: 1 x USB Printer Sharing Device 1 x Instruction Manual Note: Only the items listed above are included. Other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3 cm.