The Teledex brand by Cetis offers a broad range of analog and VoIP telephones designed for hotels, resorts, business, educati ... on, healthcare facilities, condominiums, apartment complexes, assisted living communities, and more. Teledex products are built to exacting standards and are backed by our global distribution and support network. Teledex was founded in 1985 and acquired by Cetis, Inc. in 2009. read more