Genuine Cisco C14 coupler to C13 coupler 0.5M Power Cable, Black CAB-C13-CBN
Cisco Power Cable 0.686m C14 Coupler C13 Coupler Black CAB-C13-CBN=. Connector 1 C14 coupler. Connector 2 C13 coupler. Different Modules require different amount of power. Inline Power modules supplies the power to the IP phones.