About this item Programmable Keypad All keys can be programmed. You can set all the major functions of the standard keyboard, one key to achieve the complex combination of key combinations. Type C to USB interface, no need for drivers, plug and play, no conflict between the computer and multiple keyboards, convenient and easy to carry. Memory Function One-handed mechanical keyboard with memory function set up on system, can be used on systems that support USB protocol, such as , MacOS, etc. After the keyboard keys are set up, it can be saved in the keyboard. No need to reset the keyboard, even replace the computer. Knob Function The knob can be set to zoom in and out, cut the song on a song, volume, volume control, pause, play and other functions, one-handed macro keyboard is easy to operate , comfortable and easy to carry. Portable Mini Keyboard 132 x 77 x 38mm, mini size and portable, effectively save desktop space. Detachable USB cable. You can connect the small keyboard (plug and play) and another keyboard with the same computer at the same time, they will not interfere with each other. Wide Use 12 keys mini keyboard suitable for office, gaming, music, media, industrial control, laboratory, production management and other fields, a good helper for many other types of users including designers and video editors.