Amazon.com: 1 Foot RJ10 Telephone Phone Cord Lead Curly Cable Spring Coiled Spiral Handset Wire 6 Feet (After Stretch) Compatible with Landline/IP Phones BT, AT&T, Cisco, NEC, ROLM, ITT, TI (White) :
Amazon.com: GenHaoQi Telephone Handset Cord, 2Pcs 10Ft Uncoiled RJ10 Telephone Phone Cord Lead Curly Cable Spring Coiled Spiral Handset Wire for Landline in Home or Office : Electronics
Gembird 900333843 Rj10 2 m Telephone Cable White | Techinn