Buttons And Hardware - Cisco 8851 Administration Manual

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Each USB port supports the connection of up to five supported and nonsupported devices. Each device
Note
connected to the phone is included in the maximum device count. For example, your phone can support
five USB devices (such as three key expansion modules, one hub, and one other standard USB device)
on the side port and five additional standard USB devices on the back port. Many third-party USB products
count as multiple USB devices, for example, a device containing USB hub and headset can count as two
USB devices. For more information, see the USB device documentation.

Buttons and Hardware

The Cisco IP Phone 8800 Series has two distinct hardware types:
• Cisco IP Phones 8811, 8841, 8851, and 8861—do not have a camera.
AC power wall plug (optional).
Network port (10/100/1000 SW) connection.
IEEE 802.3at power enabled.
Access port (10/100/1000 PC) connection.
Auxiliary port.
Cisco IP Phone 8800 Series Multiplatform Phones Administration Guide
Buttons and Hardware
9 USB port
10 Audio In/Out ports
11 USB port
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