Ring Booster - 4 REN On Sale These are a faithful reproduction

These are a faithful reproduction of the beautiful AE cords commonly found on the A1 deskset and early type 40's

and Batman Returns movie starring Michael Keaton as Batman

4/36 thread

For use with 323 or 337 transmitters

This is the very same product used by Automatic Electric years ago to factory refurbish their telephones

Ring Booster - 4 REN On Sale These are a faithful reproductionThe RG 4 ring generator is designed to reshape and increase the ringing power of an existing analog line, PABX extension, FXS port, IP phone system analog port or any other telecom device which provides ringing. The RG 4 duplicates the incoming ring cadence allowing it to be compatible with custom ringing features. The RG 4 is capable of ringing four 1 REN or eight 0. 5 REN telephones and does not affect normal operation of the telephone line or