InventHelp Inventor Develops Newly Designed Wireless Speaker (DNV-1104)

PITTSBURGH, Sept. 17, 2025 /PRNewswire/ -- "I wanted to create a new portable and wireless speaker that would offer a full spectrum of sound when listening to music in various locations," said an inventor, from Littleton¸ Colo., "so I invented the INFINITE SPEAKER. My design can be used...