This product is either discontinued or we cannot get that from suppliers.
HP Wireless (link-5) T6U20AA, Interface 2.4 GHz, USB wireless receiver, OS Required Microsoft Windows Vista / 7 / 8 / 10, Battery AAA type, Required Qty 2.
The HP Keyboard T6U20AA maximize your available workspace and conserve your USB ports with the compact, full-featured HP Wireless (Link-5). HP Wireless Link-5 Keyboard helps you feel free to move around the desk or table.