Phone features
| Redialing |
Y |
| Conference call |
Y |
| Call hold |
Y |
| Call waiting |
Y |
| Caller ID |
Y |
| Lines quantity |
6 lines |
Ports & interfaces
| DC-in jack |
Y |
| Headphone outputs |
1 |
Other features
| Input voltage |
100 - 240 V |
Certificates
| Compliance industry standards |
802.11a/b/e/g |
| Safety |
UL 60950, CSA 22.2 No.60950, EN 60950, IEC 60950, ACA TS 001, AS/NZS 60950 |
Networking
| Supported network protocols |
SCCP |
Extend advanced voice and unified communications capabilities across your enterprise with the new Cisco Unified Wireless IP Phone 7921G. This sleek, second-generation wireless IP phone supports a host of calling features and voice-quality enhancements, including:
- IEEE 802.11a, b, and g standards that allow customers to use the phone in the 2.4 GHz or 5 GHz bands
- A larger (2-inch) color display (176 X 220 TFT) that is easier to read and enhances XML applications
- Built-in speakerphone capabilities
- More intuitive interface
- A new combination charger and speakerphone stand for enhanced desktop functionality
- Dedicated mute and volume keys, and separate Application button that can support Push-to-Talk via Extensible Markup Language (XML)
- Longer battery life (200 hours standby time or 15.5 hours talk time)
- High durability for all business environments
- Exceptional voice quality with support for wideband audio
- Diversity antenna for better RF coverage
- Support for wide range of enterprise applications through XML
- Wireless security features including LEAP, PEAP, EAP-FAST, EAP-TLS, WPA, WPA2, CCKM, WEP, TKIP/MIC, AES
- Voice security features including Certificates, Secure Real-Time Protocol (SRTP), and Transport Layer Security (TLS)
- Support for Wavelink Avalanche
- Quality of service features including WMM, TSPEC, EDCA, QBSS
