This Yealink SIP-T22P 3-Lines IP Phone is perfect for any business looking to upgrade their communication system. With a sleek black design, this IP Phone offers Power Over Ethernet (PoE) capabilities, allowing for easy installation and use. The phone has a total of 3 phone lines and uses Ethernet (RJ-45) for its interface. It is compatible with various enterprise networking servers and VoIP Business Phones/IP PBX. The Yealink brand is well-known for its high-quality products, and this model, SIP-T22P, is no exception.