Commercial Telephone Systems is an Avaya Business Partner which means we are authorized to sell you quality phone equipment, provide phone system maintenance and warranties with your purchase. Our Avaya certified technicians and highly supportive staff are here to support you for any technical difficulties you may encounter.
At your convenience, we also maintain and install the following phone systems; ESI, Partner, Merlin Legend, Nortel, Norstar and more. CTS has been delivering excellent business phone system maintenance and installations in the St Louis area and Illinois since 1974. We have been effectively providing great customer satisfaction by either working remotely or on location.
At your convenience, we also maintain and install the following phone systems; ESI, Partner, Merlin Legend, Nortel, Norstar and more. CTS has been delivering excellent business phone system maintenance and installations in the St Louis area and Illinois since 1974. We have been effectively providing great customer satisfaction by either working remotely or on location.
Services
Services
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Service is the motivating factor of our business. Providing top quality service is what has allowed Commercial Telephone Systems to remain as one of the oldest and most stable interconnects in the St. Louis marketplace. We offer a wide variety of services and look forward to providing you with any communications service work that you may need.
Avaya
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Avaya IP Office
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Transform the way you conduct business by creating a seamless engagement experience for your customers and employees. Regardless of their locations, devices, or applications, users can have telephony, messaging, conferencing, contact center, video, and unified communications-all in a flexible platform from Avaya.
Avaya Deskphones
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Designed to serve the needs of a wide ra ge of business users, the 1400 Series Digital Deskphones offer a contemporary design with advanced audio technology and productivity enhancing features. These phones work with Avaya Aura and Avaya IP Office. The 1400 Series combines the best of past and present.
Avaya 1400 Series Phones
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Provide a familiar interface, combining the best of past and present, for ease of use and efficiency. Fixed keys-familiar to any phone user-provide easy access to the most common features, while flexible softkeys provide contextual guidance and prompts. Satisfy even the most discerning users with the clear, clean audio that's delivered by integrated speakerphones and other advanced technology.
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