DollaTek Wireless Number Keypad 22-Key Portable Keypad for Laptop PC Compatible with Win7/8 /NT/ME/2000/XP/Vista Win10/Android/linux/ios

• External numeric keypad for notebooks or desktops, for quick and easy typing, quiet and comfortable computing.
• Compatible with Win7/8/NT/ME/2000/XP/Vista Win10/Android/linux/ios systems, widely available.
• No input conflicts when used simultaneously with PC keyboards, notebook keyboards and other external devices, realizing a truly independent small keyboard information transfer.
• The keys are comfortable to type on, with accurate control, good flexibility and fast response time. Tilt design prevents accidental spills.
• Plug and play, you can plug the receiver into a USB port. 2.4GHz signal transmission is stable and fast, with little delay or interruption.

Description: External numeric keypad for notebooks or desktops, for quick and easy typing, quiet and comfortable computing.No input conflicts when used simultaneously with PC keyboards, notebook keyboards and other external devices, realizing a truly independent small keyboard information transfer.Plug and play, you can plug the receiver into a USB port. 2.4GHz signal transmission is stable and fast, with little delay or interruption. Specifications Colour: Black Product material: ABS plastic material Number of keyboards: 22 keys Support wireless/Bluetooth: 2.4G wireless Keyboard life: 3 million times Responding speed: 5 milliseconds Transmission distance: 10 meters Working current/voltage: 0.25 mA 3V Package Contents: 1 x 22-key numeric keypad 1 x 2.4G wireless receiver