Data Sheet

Data Sheet
© 2009 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information. Page 2 of 6
Figure 1. Cisco SPA921 1-Line IP Phone with Display
Telephony Features
One voice line with two call appearances
Pixel-based display: 128 x 64 monochrome graphical liquid crystal display (LCD)
Line status: active line indication, name and number
Menu-driven user interface
Shared line appearance**
Speakerphone
Call hold
Music on hold**
Call waiting
Caller ID name and number
Outbound caller ID blocking
Call transfer: attended and blind
Three-way call conferencing with local mixing
Multiparty conferencing via external conference bridge**
Automatic redial of last calling and last called numbers
On-hook dialing
Call pickup: selective and group**
Call park and unpark**
Call swap
Call back on busy
Call blocking: anonymous and selective
Call forwarding: unconditional, no answer, on busy
Hot line and warm line automatic calling
Call logs (60 entries each): made, answered, and missed calls
Redial from call logs
Personal directory with auto-dial (100 entries)