| Compatible Software | Cisco Unified Communications Manager 7.1 or later |
| IP Address Assignment | DHCP , Static |
| PoE Type | Class 3 PoE , Lightweight Directory Access Protocol (LDAP) |
| Port Description | 1 x Ethernet 10Base-T/100Base-TX |
| Communication Protocols | SRTP , TFTP |
| PoE? | Yes |
| Quality of Service | IEEE 802.1p , IEEE 802.1Q (VLAN) |
| Security | 128 bit AES , IEEE 802.1X |
| Voice Codecs | G.711 , G.722 , G.729a , G.729ab , iLBC |
| Voice Features | Automatic gain control (AGC) , Comfort noise generation (CNG) , Voice activity detection (VAD) |
| VoIP | Yes |
| VoIP Protocols | SIP , SRTP |
| Compatible Platforms | Cisco Business Edition 3000 , Cisco Business Edition 6000 |
| Conference Call Capabilit | Yes |
| Dialer Location | Base |
| Dialer Type | Keypad |
| Backlit | Yes |
| Diagonal Size | 3.5 in |
| Display Languages | Arabic , Brazilian Portuguese , Bulgarian , Catalan , Chinese , Croatian , Czech , Danish , Dutch , English , Estonian , Finnish , French , German , Greek , Hebrew , Hungarian , Italian , Japanese , Korean , Latvian , Lithuanian , Norwegian , Polish |
| Display Location | Base |
| Resolution | 396 x 162 pixels |
| Type of Connectivity | Wired |
| Wireless Technology | DECT |
| Depth (Inches) | 2 |
| Height (Inches) | 5.9 |
| Weight (Pounds - lbs) | 3.5 |
| Width (Inches) | 10.4 |
| Compliance Std | AS/ACIF S004 , AS/NZS 3548 Class B , AS/NZS 60950-1 , BSMI CNS 13438 Class B , CISPR 24 , CSA C22.2 No. 60950-1 Second Edition , EN 301.406 , EN 60950-1 Second Edition , EN55022 Class B , EN55024 , FCC CFR47 Part 15 D , FCC Part 15 B , GB 4943-2001 P |
| Features | Echo cancellation |
| Call Services | Call Forwarding , Call Hold , Call Transfer , Call Waiting , Caller ID , Message Waiting Capability , Voice Mail |
| Caller ID | Yes |
| Indicators | Mute indicator , Voice message waiting indicator |
| Programmable Buttons Qty | 4 |
| Speakerphone | Yes |
| Speakerphone Type | Digital duplex |
| Voice Mail Capability | Yes |