Programmable Keypad: All keys are programmable. Set any key function of a standard Windows keyboard and realize complex shortcut combinations with one key. Dual Mode Connection: Supports both wired USB and wireless Bluetooth dual-mode connection, with free choice. Detachable USB cable frees you from cable constraints for more convenient use. Multiple Connections: You can connect a keypad (plug and play) and another keyboard simultaneously on the same computer without interference. Mini Portable Keyboard: Mini size and easy to carry, effectively saves desktop space and is easy to use. Wide Range of Applications: The mini keyboard is suitable for offices, gaming, music, media, industrial control, laboratories, production line testing, and other fields, serving as a great assistant for many users like designers and video editors. Item Type: Programmable Keypad Material: Acrylic Key Type: 5-key silent silicone keyboard Applicable Equipment: Universal Computer Battery Type: Built-in 200mah Lithium-ion battery