IP Phone Models
4 RN-001029-00, Rev 01, Release 2.0
IP Phone Release Notes 2.0
Model 53i IP Phone
Model 53i SIP IP phone offers the following features:
• 3-line LCD screen
• 6 top keys: programmable hard keys
(up to 6 programmable functions)
• 3 call appearance lines with LEDs
• Supports up to 9 call lines
• Full-duplex speakerphone for handsfree calls
• Headset support (modular connector)
• Built-in two-port, 10/100 Ethernet switch - lets you share a connection with
your computer
• Inline power support (based on 802.3af standard) which eliminates power
adapters.
• AC power adapter (included)
• Enhanced busy lamp fields*
• Set paging*
*Availability of feature dependant on your phone system or service provider.