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.

The phone is also eco-friendly, taking advantage of reground and recyclable plastics to deliver a more earth-responsible solution.

Specification

Product
Product id	387453
Brand	Cisco Systems
Partnr	CP-3905=
EAN/UPC code	882658385216
Technical details
Speakerphone	Y
Display
Display resolution	128 x 32 Pixels
Phone features
Answering machine	Y
Caller ID	Y
Conference call	Y
Call forwarding	Y
Call waiting	Y
Audio
Voice codecs	G.711, G.729
Ports & interfaces
DC-in jack	Y
Design
Wall mountable	Y
Weight & dimensions
Weight	594.3 g
Other features
Dimensions (WxDxH)	205 x 150 x 53.5 mm
Management features
Volume control	Digital
Plug and Play	Y
Colour
Product colour	Chocolat
Microphone
Microphone mute	Y
Operational conditions
Operating temperature (T-T)	-5 - 45 °C
Operating relative humidity (H-H)	10 - 90 procent
Storage temperature (T-T)	-25 - 70 °C
Certificates
Safety	- UL 60950 Second Edition - CAN/CSA-C22.2 No. 60950 Second Edition - EN 60950 Second Edition - IEC 60950 Second Edition - AS/NZS 60950 - GB4943
Certification	- FCC Part 68 (47CFR) (HAC)\n- Canada-CS-03-HAC\n- Australia AS/ACIF S004, AS/ACIF S040\n- New Zealand- PTC 220 Draft\n- FCC Part 15 (CFR 47) Class B\n- ICES-003 Class B\n- EN55022 Class B\n- CISPR22 Class B\n- AS/NZS CISPR22 Class B\n- VCCI Class B\n- KN22 Class B\n- CISPR24\n- EN55024\n- EN61000-3-2\n- EN61000-3-3\n- KN 24\n- CE markings per directives 2004/108/EC and 2006/95/EC
Internal memory	32 MB
Interface	Ethernet
Type	Analog
Flash memory	4 MB
Display number of colours	Monochrome M
Connector(s)	RJ-45
Wireless connection	N
Mounting type	Desk
Built-in display	Y
Management protocols	SIP
Functions	Adjustable volume levels, Auto barge, Call forward, Call pickup, Call waiting, Call transfer, Conference, Forced Authorization Codes (FAC), Group call pickup, Message-waiting indicator, Music on hold, Private-line automatic ringdown (PLAR), Redial, Shared line