Adapter, RJ-11 Splitter 6P4C Dual LINE 1 / LINE 2, White - 2 (Two) Pack
- ...TO A MODULAR JACK CONTAINING 6 CONNECTION POINTS AND USES PIN POSITION 3 & 4. THIS STYLE JACK HAS A NOMENCLATURE OF.
- THE BELL SYSTEM’S BACK IN THE 1970’S DEVELOPED THESE “STANDARD” JACKS AND “REQUIRED THEM TO SPECIFICALLY STANDARDIZED AND REGISTERED IN ORDER TO ATTACHED ANY TELEPHONY DEVICE TO THEIR NATIONWIDE NETWORK..