Cisco CP-7925G-AC-CH1-K9:

• Model: Cisco CP-7925G-AC-CH1-K9
   
• Network Technology: 10/100/1000Mbps
• Media Type Supported: UTP
• Connector Type: RJ-45
• Maximum Distance: 100 meters
• Operating Temperature: 32 to 104 degrees Fahrenheit (0 to 40 degrees Celsius)
• Form Factor: Hot-swappable
• AC: AC stands for Auto-Negotiation, which means that the Cisco CP-7925G-AC-CH1-K9 can automatically negotiate the speed and duplex mode with the other device.
• CH1: CH1 stands for Cisco Unified Communications Manager, which is a software-based telephony system that can be used to manage Cisco IP phones.
• K9: K9 stands for Cisco Unified Communications Manager User License, which is a license that allows the Cisco CP-7925G-AC-CH1-K9 to be used with Cisco Unified Communications Manager.

The Cisco CP-7925G-AC-CH1-K9 is a 10/100/1000Mbps Ethernet adapter that can be used to connect a Cisco IP phone to a network. It has a maximum distance of 100 meters, which means that it can be used to connect devices that are located within a short distance of each other.

Here are some of the features of the Cisco CP-7925G-AC-CH1-K9:

• 10/100/1000Mbps: The Cisco CP-7925G-AC-CH1-K9 can support data transmission speeds of up to 1000Mbps.
• UTP: The Cisco CP-7925G-AC-CH1-K9 can be used with unshielded twisted-pair (UTP) cable, which is a common type of cable used for Ethernet connections.
• RJ-45 Connector: The Cisco CP-7925G-AC-CH1-K9 uses an RJ-45 connector, which is a standard type of connector used for Ethernet cables.
• Auto-Negotiation: The Cisco CP-7925G-AC-CH1-K9 can automatically negotiate the speed and duplex mode with the other device.
• Cisco Unified Communications Manager: The Cisco CP-7925G-AC-CH1-K9 can be used with Cisco Unified Communications Manager, which is a software-based telephony system that can be used to manage Cisco IP phones.

The Cisco CP-7925G-AC-CH1-K9 is a reliable and high-performance Ethernet adapter that is a good choice for applications that require high-speed data transmission over short distances and need to be used with Cisco IP phones.