4 ms·
Nitpick, RJ-11, but before that was a four-prong.
by kimdotcom 8y ago
Nitpick, RJ-11, but before that was a four-prong.
- orionblastar 8y agoI can confirm the four prong. My father installed phones. Had support for two lines black and yellow wires and red and green wires. Two wires per phone.
- icedchai 8y agoYep, can also confirm. My parents have a four-prong to RJ-11 adapter in their house, built in the 60's.