The Cisco IP Phone 8851 is an easy-to-use, extremely secure, and powerful device for VoIP communication. It meets your business-critical requirements effortlessly. It offers modern telephone function integration with mobile devices and flexible deployment options. This broadband audio device features high-quality echo cancellation, ensuring exceptional clarity for all communications. Integration with mobile devices is possible using Cisco Intelligent Proximity. You can use headsets with or without cables. For a wireless connection, Bluetooth functionality is available. The device's internet capability allows access to cloud services from Cisco or third parties. Cisco Expressway provides employees with single sign-on access without the need for a VPN client. Cisco EnergyWise reduces energy costs. Gigabit Ethernet and 802.3af/at Power over Ethernet lower installation costs and enable easy infrastructure implementation. There are a total of five programmable function keys, allowing for customized applications. The 5-inch VGA display operates at 800 x 480 pixels and is suitable for both video calls and playing video files. In addition to an RJ-9 headset port, there is a USB port. The professional appearance makes the Cisco device an ideal choice for a conference room, reception area, or office. It is also suitable for wall mounting.