The Cisco IP Phone 8851 is an advanced VoIP phone designed for professional communication needs. It supports multiple protocols such as SIP, RTP, and SRTP, enabling secure and reliable voice transmission. With the ability to manage up to five lines, this phone is ideal for busy office environments where multiple calls need to be handled simultaneously. The device offers a variety of features, including a speakerphone, call forwarding, and call waiting, which enhance usability and efficiency. The 5-inch screen with a resolution of 800 x 480 pixels provides a clear display of call information and menus. The wired design ensures a stable connection, while support for Power over Ethernet (PoE) allows for easy installation.

• Supports multiple VoIP protocols like SIP, RTP, and SRTP
• Features such as speakerphone and call forwarding
• Clear 5-inch screen with high resolution
• Manages up to five lines simultaneously
• Easy installation through Power over Ethernet (PoE).