Question: what is the difference between rj11 and rj22?
Answer: RJ9/RJ10/RJ22: 4P4C (4 Position, 4 Conductor) are typically used for Telephone Handset cables. ... RJ12: 6P6C (6 Position, 6 Conductor) are typically used in Phone Systems. RJ45: 8P8C (8 Position 8 Contact) are typically used in Network Wiring such as CAT5e/CAT6. RJ11 and RJ12 only differs in the wiring.