Here's some information for shopping for a similar device:
Purpose:
It is ideal for tasks involving extensive numerical data entry, such as accounting, spreadsheets, or financial applications.
Connectivity:
These keypads typically connect wirelessly via technologies like 2.4 GHz wireless or Bluetooth, offering flexibility in placement and reducing cable clutter.
Features:
Look for features like full-size keys for improved accuracy and speed, quiet keycaps, and potentially rechargeable batteries for convenience.