Model | Cisco CP-3905 IP Phone |
Display | 2-line graphical monochrome display (128×32 pixels) |
Buttons | 4 soft keys, 1-way navigation key, volume up/down keys, mute key, speakerphone key, headset key |
Audio | Full-duplex speakerphone, handset, and headset audio modes; wideband audio support for enhanced audio clarity |
Network | 10/100BASE-T Ethernet connection with Power over Ethernet (PoE) support |
Protocols | Session Initiation Protocol (SIP) and Skinny Client Control Protocol (SCCP) support |
Codec | G.711a, G.711u, G.729a, G.729ab audio codecs |
Call features | Hold, transfer, conference, call waiting, call history, voicemail, call forward, call pickup, intercom, park, and paging |
Security | Digest authentication, encryption for signaling and media streams, Secure Real-Time Transport Protocol (SRTP), and Transport Layer Security (TLS) |
Power consumption | 3.84 watts in PoE mode, 3.52 watts in DC adapter mode |
Power supply | IEEE 802.3af Power over Ethernet (PoE) or Cisco Power Cube 3 (sold separately) |
Dimensions (H x W x D) | 8.2 x 7.5 x 6.1 inches (208.3 x 190.5 x 154.9 mm) |
Weight | 2.3 lbs (1.04 kg) |
Operating temperature | 32 to 104°F (0 to 40°C) |
Storage temperature | -22 to 140°F (-30 to 60°C) |
Operating humidity | 10 to 95% non-condensing |
Storage humidity | 10 to 95% non-condensing |
Certification | FCC Part 15 (CFR 47) Class B, ICES-003 Class B, EN55022 Class B, CISPR22 Class B, AS/NZS CISPR22 Class B, VCCI Class B, EN55024, EN61000-3-2, EN61000-3-3, UL 60950-1, IEC 60950-1, EN 60950-1, CSA C22.2 No. 60950-1-03, ACA TS001, and AS/NZS 60950 |
Warranty | 1-year limited hardware warranty |
Compatibility | Compatible with Cisco Unified Communications Manager, Cisco Business Edition 6000, and Cisco Hosted Collaboration Solution |
Localization | English, French, German, Italian, Spanish, and Portuguese |
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