Telephones, Telecom Equipment, Metro Tel is a Dallas, Fort Worth Business Telephone Systems Installer, Service Provider, Upgrade Service and Relocation, Cable Specialist; Call Center Systems; Hardware; Integration Services; Networks; Pagers; Telephone Systems; Telephones; Voice Message Systems; Designer and installer of business telephone systems. Products include VoIP systems, call center systems, computer/communication networks, voice and data cabling and paging systems. Additional services include system repairs, upgrades ...