1. HID standard keyboard, plug and play, no driver required. 2. Supports multiple function modes. 3. Supports custom definition for each button via the setting program, with memory function, no need to reset. 4. Built-in storage space, settings are saved to the keyboard, eliminating the need to reset when switching devices. 5. Supports Windows, Linux, MacOS, Android, Raspberry Pi, etc. Supported function modes include: Standard Mode: Keyboard mode. Mouse Mode: Move the mouse pointer, click the mouse button. Multimedia Control: Pause, play, and other functions. Two-Stage Operation: Pressing and lifting perform different actions. Game Control: A button can be set as a game controller, etc. One-Key Password: Enter the preset password with a single key. Color: White Material: Plastic Type: Switch Package Contents: 1 x Programmable Keyboard, 1 x USB Cable. Only the above package contents are included; other products are not. Note: Lighting and different displays may cause the color of the item in the pictures to differ slightly from the actual color. Measurements allow for +/- 1-3 cm. Products from LUOLV's store.