This Cisco CP-8841-K9 VoIP phone in black is the perfect addition to any office with its ability to support up to 5 phone lines. It features a wideband audio system and a speakerphone for crystal-clear sound quality during calls. The phone is powered through Ethernet with Power Over Ethernet (PoE) and has both DSL/Phone (RJ-11) and Ethernet (RJ-45) interfaces. This corded telephone also boasts a widescreen LCD display for easy viewing of caller ID and other important information. The Cisco CP-8841-K9 model is both durable and versatile, making it a great choice for any business.