The item's name is the radio.
The transcript only states that the game contains a free model building with the radio inside. It doesn't specify whether the radio is available in the Roblox catalog independently.
This video explores a seemingly innocuous item, a radio, within the Roblox game "Choco Cafe and Bakery Interview Center." The video's purpose is to document and demonstrate the item's numerous glitches and unexpected functionalities, including invisibility, teleportation, physics manipulation, and death defiance.