4 Wire Upgrade KITS

4 Wire Intercom Upgrade Replacements Replace NuTone, M&S Systems

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 Contact BEC Audio today with any questions about your intercom upgrade replacement needs. Our CUSTOM design help, and support is Excellent, Our website is the most informative and are pricing is among the BEST.

Answer these few Questions & we will email a COMPETITIVE QUOTE

(M&S & Nutone) vs (IntraSonic) RETRO-M

Frequently Asked Questions

Upgrade Your Home Intercom Systems - Custom Design

Listed below are the industries THREE  Residential Intercom Upgrade options. All three of these options serve as replacements for almost any old M&S Systems, Nutone, Broan, and AudioTech Intercom systems. In addition, you are able to re-use the existing wire with all three options.

 The DMC3-4 will replace almost any three wire or four wire intercom system and the M&S DMC1 will replace most six and seven wire intercom systems.