Zoom Telephonics, Inc. (OTCQB: ZMTP) designs, produces, and markets communication products, with emphasis on Internet access products and WiFi products. Its highest volume product category is cable modems, which it sells primarily through high-volume retailers including Amazon, Best Buy, Target, and WalMart. Zoom also produces WiFi products, dial-up modems, ADSL modems, and cellular data products.
Founded in 1977, Zoom is a publicly traded company with headquarters in Boston, Massachusetts, US. Its wholly owned division, MTRLC LLC, has the exclusive worldwide license to the Motorola brand for cable modems, WiFi routers, WiFi range extenders, home powerline network adapters, and some related products.