PANASONIC KX-TDA or KX-TDE breakout connector. Using 12 RJ-45 Length 42 inches.

International Data Sciences Inc Model 60 EIA Interface and Breakout Box Panel

Nevada Western Amphenol to RJ48C Hydra Breakout Cable

Datatran DATA-TRACKER DT-1 RS-232 Serial Line Analyzer / Breakout Monitor

International Data Sciences Inc Model 60 EIA Interface and Breakout Box Panel

50 pin centronics in-line telecom breakout terminal

AVAYA G700 MEDIA GATEWAY MM710 T1/E1 EIA 530E DCA CARD