Cisco 3905 IP Phone


This product is non-cancellable. For more information, please see our Terms and Conditions.

Cisco 3905 IP Phone
Visit Online Store

Cisco 3905 IP Phone

Corded - Wall Mountable, Desktop - Charcoal - 1 x Total Line - VoIP - 2 x Network (RJ-45) - PoE Ports

MFG. PART: CP-3905= UPC: 882658385216
Warranty: 90 Day Warranty
  • Product Type: IP Phone
  • Speakerphone: Yes
  • Color: Charcoal
  • Form Factor: Desktop, Wall Mountable
Availablity: Backordered

MSRP: $152 $103 CAD

$103 - Add to Cart
Backorder Policy – What to expect when ordering an out of stock item.
  • When you order an out-of-stock item we will pre-authorize your credit card. You will not be charged until the item is ready to ship.
  • Pricing on backordered items is subject to change prior to shipping. Items on rebate/promotion must ship during the promotion period or price will not be maintained. If a price increases, we will contact you and you will have the option to continue at the higher price or cancel your order.
  • Most backorders can be cancelled prior to shipping with the exception of items considered to be Non Cancelable Non Returnable or NCNR.
  • ETA’s provided are based on supplier and manufacturer data and are subject to change.
  • Once an item is available to ship, we will charge your payment method and send you courier tracking information.
Further details for this item coming soon.

General Information

Manufacturer: Cisco Systems, Inc
Manufacturer Part Number: CP-3905=
Manufacturer Website Address:
Brand Name: Cisco
Product Series: 3900
Product Model: 3905
Product Name: 3905 IP Phone
Product Type: IP Phone

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

Display & Graphics

Display Color: Monochrome
Screen Resolution: 128 x 32


Network (RJ-45): Yes
Number of Network (RJ-45) Ports: 2
PoE (RJ-45) Port: Yes

Management & Protocols

Communication Protocols: SIP, RTCP


Buttons & Keys Type: Transfer/Conference, Volume Control, Hold Button, Redial, Navigation, Mute

Physical Characteristics

Product Color: Charcoal
Form Factor: Wall Mountable, Desktop
Height: 2.11" (53.59 mm)
Width: 5.91" (150.11 mm)
Depth: 8.07" (204.98 mm)
Weight (Approximate): 594.3 g


Certifications & Standards:

Regulatory compliance:

  • CE markings per directives 2004/108/EC and 2006/95/EC


  • UL 60950 Second Edition
  • CAN/CSA-C22.2 No. 60950 Second Edition
  • EN 60950 Second Edition
  • IEC 60950 Second Edition
  • AS/NZS 60950
  • GB4943


  • 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
  • KN22 Class B
  • CISPR24
  • EN55024
  • EN61000-3-2
  • EN61000-3-3
  • KN 24


  • FCC Part 68 (47CFR) (HAC)
  • Canada-CS-03-HAC
  • Australia AS/ACIF S004, AS/ACIF S040
  • New Zealand- PTC 220 Draft
Software Supported:

Unified Communications Manager Business Edition 3000

Country of Origin: China


Limited Warranty: 90 Day
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.