4-Wire Interface with Call Signal, Matrix-to-Party-line. The EF-701M interface connects one channel of standard or TW party-line intercom to four-wire audio, and simultaneously converts either the DC-voltage call signal or 20kHz call signal to RS-422 data (and back). The resulting four-wire audio plus RS-422 data can then be sent to...
Get Access To Special Offers & Instant Deals All From The Palm Of Your Hand.
Exclusive Deals,Rewards & More Directly To Your Inbox.
Let Us Take The Stress Away. Payment Plans Available For Your Favorite Gear.Shop Now
© Copyright 2021 Whoisblest Superstore.