HP 936509-272 Katydid USB keyboard is a black keyboard for everyday computer input. Its USB connection is the stated interface, and the model designation identifies it as part of HP’s Katydid keyboard line.
This particular version is marked US layout ROM. That layout code distinguishes it from other Katydid keyboards listed under nearby part numbers, so the MPN identifies the specific variant. The listing confirms the keyboard’s identity and layout; it does not state dimensions or package contents.