It's smaller than a normal game pad, so it doesn’t get in the way on your desk. It is easy to set up custom keys and functions . There is a USB Type C port on both the back and side which is a very thoughtful tough that makes this keypad very ergonomic. 3 key program 9 key gaming keypad, Easy to program and use, loads of options, from programming as mouse buttons, media keys, 1 press password.....all kinds of uses. you can remap the keys to nearly anything, including multi-character passwords, multimedia keys, etc set up to page back and forth in a PowerPoint deck osu Use it for copy paste and combinations of other shortcuts. Once program in one PC, it will remember those settings when you move it from one PC to another. No driver software is required to continue using it once you have reprogrammed the keymap. How to connect Bluetooth 1. Long press the " connect" button for 3 seconds to enter the pairing state, the Bluetooth channel indicator flashes quickly, and the pairing state is valid within 3 minutes. 2. Open the Bluetooth settings on the device, select "MK321BT" and connect. If the connection is successful, the Bluetooth channel indicator will stay on for 2 seconds and then go out. 3. You need use the USB cable to connect to your device for program, the Bluetooth conenction can not program Please note: Short press the " connect", for change the model How to configures the various LED: There are 4 model to configure the LED, program via the software: 1. Turn off light 2.The pressed key flashes 3. Press any key and all keys flash in turn 4. Breathing lamp mode Specification: Dimension: 2.97inch x 1.44inch x 0.47 inch Cable length: 150cm/4.9ft Weight: 28g/1oz Shaft body: Green axis Interfact Type: USB Type-C Number of Keys: 3 Program: 3 part 9 keystrokes program function Model number: MK321BT Rechargable: 2 hours full charge can hold up 3 mouths use. If it is in low battery, the led light will flash interval 3 seconds to remind you. Package included: 1 x Mini Macroboard Bluetooth Game Program keyboard?Plug & Play?It's portable device, plug-and-play. You can program this one on one PC, then can be used it on another PC without install the app, once you set it up the device has onboard flash memory that holds the config on the device itself. You can use it on any PC after that keep the configure active. ?Wireless Control?Bluetooth pair connection, Bring you more convenience when you need to type. Operating distance up to 10 meters.Ensures trouble free connection in the largest room (Bluetooth range may vary depending on operating environment and computer setup). ?Mechanical Keypad?It's Mechanical nice little keypad,great feeling keys,beautiful base.Keystrokes sound feels nice and crisp.Very well made and comes with rubber feet that keep it from moving when you press a key. Compatible with Windows 10, Win11, MacOS, iOS and Android systems. ?Dual USB C Port?The dual USB USB-C ports for different orientations is easy to turn the keypad is oriented vertically or horizontally. ?3 Key Full Programmable 9 Key?It can be program 3 part 9 keystrokes via switch ,have more than three commands, you can program as mouse buttons, media keys, 1 press password, multi-character passwords, multimedia keys, Zoom etc set up to page back ......all kinds of uses.