RCA VH127N Antenna Rotator Wire, 75'Need multiple line access? This multi line adapter can split one three line jack into three jacks. In ivory. Converts a single 3 line phone jack into multiple jacks. Use with separate phone, fax or modems. 6 conductor wire system. Allows up to 3 telephone numbers on 3 separate lines. Size: 75' Converts a single 3 line phone jack into multiple jacks Use with separate phone, fax or modems 6 conductor wire system Allows up to 3 telephone numbers on 3