Product Details
Add four more positions to your RR-710-4DSP Intercom with this 4-person expansion module. This turns your RR-710-4DSP into an 8-person intercom!
(Compatible with RR-710-4DSP Intercom Only)
This is a special order item. Shipping times may be extended 5-10 business days.
Family Owned & Operated Since 1979
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