Feature: 1. 16 Keys and 3 Knobs: This mini custom keypad is designed with 16 keys and 3 knobs. You can set all keys function and quick commands according to your needs for improving working and gaming efficiency. 2. Blue Switch: This programmable keypad adopts blue switch, which is ideal for office, games, music, media, industrial control, laboratory, production line testing and other fields. 3. Multi Function: This programmable keypad is suitable for office, shortcut keys can help you achieve quick copy, paste, volume control and other functions, but also suitable for gaming, programmable keys can be used for game operation, giving you a smoother gaming experience. 4. Hot Swappable: This gaming keypad uses hot swappable technology, allowing users to change the keycaps or switch at any time, offering great convenience. 5. Separate Design: This macro keypad adopts USB wired connection and comes with 1 meter / 3.3ft long USB cable(detachable), convenient and flexible. Specification: Item Type: Programmable Keypad Material: Acrylic Connection: Wired Connection (Detachable) Cable Length: Approx. 1 Meter / 3.3ft ( Manual Measurement, Slight Error May Exist ). Package List: 1 x Programmable Keypad1 x USB Cable1 x USB Flash Drive1 x User Manual