ADAPTER SPECS This adapter consists of RJ9 Female-to-Female Coupler with 2 inch Cable (RJ9 to RJ11) male connectorsCABLE x2705; RJ9 (4P4C) to RJ11 (6P4C) Male to Male Cable x2705; Straight-Through Wiring x2705; Cable Length: 2 inch x2705; Conductor Size: 26 AWG x2705; Conductor Material: Pure Copper Core x2705; RoHS Certified x2705; Made in USA x2705; Lifetime WarrantyCOUPLER x2705; 2 Female RJ9 4P4C Sockets x2705; Housing: ABS UL 94V2 x2705; Contacts: Gold plated copper x2705; Internal Wiring: 24AWG copper x2705; RoHS certified x2705; Four-conductor design allows for 2-line phone operation BENEFITS ¦ High quality materials and construction ¦ RoHS Certified ¦ Provides clear sound and reliable connection without signal loss ¦ Each adapter is tested before packing and shipping WARRANTY x2705; Lifetime Warranty MONEYBACK x2705; 30 DAYS PACKAGE INCLUDES x2705; Two 2 inch RJ9 to RJ11 Cables x2705; Two RJ9 Couplers