The Cisco Unified SIP Phone 3905 is a cost-effective, entry-level IP phone that addresses the need for basic voice communications with common Cisco Unified Communications features in an attractive design that is also budget-friendly. The phone can fill the communication needs of cubicle, retail, classroom, manufacturing floor and hallway, as well as various wall-mounted deployments.
The single-line Cisco Unified SIP Phone 3905 supports two calls per line. Fixed keys for redial, transfer, and hold/resume, along with a full-duplex speakerphone and two-line display, which comes standard, deliver a more productive, easier-to-use, and flexible endpoint experience. With its dual-port 10/100 Ethernet switch for network and PC connections, the Cisco Unified SIP Phone 3905 offers IT organizations a cost-effective solution to reduce cabling infrastructure and administration costs at the desktop.
Controls/Indicators
Buttons & Keys Type |
Transfer/Conference |
Volume Control |
Hold Button |
Redial |
Navigation |
Mute |
Display & Graphics
Display Colour |
Monochrome |
Screen Resolution |
128 x 32 |
General Information
Manufacturer |
Cisco Systems, Inc |
Manufacturer Part Number |
CP-3905= |
Manufacturer Website Address |
http://www.cisco.com/c/en_au |
Brand Name |
Cisco |
Product Series |
3900 |
Product Model |
3905 |
Product Name |
3905 IP Phone |
Product Type |
IP Phone |
Miscellaneous
Physical Characteristics
Product Color |
Charcoal |
Form Factor |
Wall Mountable |
Desktop |
Height |
53.6 mm |
Width |
150.1 mm |
Depth |
205 mm |
Weight (Approximate) |
594.3 g |
Interfaces/Ports
Network (RJ-45) |
Yes |
Number of Network (RJ-45) Ports |
2 |
PoE (RJ-45) Port |
Yes |
Management & Protocols
Communication Protocols |
SIP |
RTCP |
Technical Information
Base Unit Connectivity Technology |
Corded |
IP Phone Technology |
VoIP |
Total Number of Phone Lines |
1 |
Dialer Type |
Dial Pad |
Speakerphone |
Yes |
Features |
Call Forwarding |
Call Pick-up |
Call Waiting |
Conference Call |
Group Pick-up |
Messages |
Indicator |
Comfort Noise Generation |
Voice Activity Detection |
Multilingual Menu |
Voice Codec |
G.711a |
G.711u |
G.729 |
G.729a |
G.729b |