Plantronics Phone cable (No Suggestions) Phone cable allows remote and automatic answering of calls by pressing a button of your headset and it is compatible with the Cisco phone modelsThe Plantronics phone cable for Cisco phone models features an electronic hook switch that communicates electronically with the phone by eliminating the need for an HL10 lifter. The Plantronics apc-45 phone cable connects the Plantronics CS and Savi family headsets to the Cisco SPA 512G, 514G and 525G2 phones. The Plantronics phone cable for network device supports Cisco IP phones SPA512, SPA514, SPA525G2 Plantronics.