Phone splitter adapter. 2-in-1 phone jack adapter makes connecting 2 phone lines easy. Up to 2 line capacity. Allows use of standard phone connector. 4-wire system works with all 2-wire or 4-wire systems.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.