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1 Review(s)
Model: CP-3905 - Cisco 3900 IP Phone

Cisco Unified SIP Phone 3905, Charcoal, Standard Handset

List Price: US$99.00
Price: $72.00
You save: US$27.00 (27% OFF)
Condition: Brand New Sealed
Availability: In stock
Express Shipping to Newark, NJ, United States
2-6 Days, via DHL, FedEx, EMS, etc. ?
If you finish the payment today,
your order will arrive within the
estimated delivery time.
US$ 72.00 In stock Brand New Sealed

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Overview (CP-3905)

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.

Quick Specs

Table 1 shows the Quick Spec.

Product Code





10/100BASE-T wired Ethernet LAN port plus switched PC port.


• 4-MB flash memory

• 32-MB synchronous dynamic RAM (SDRAM)

Physical dimensions

8.07 x 5.91 x 2.11 in. (205 x 150 x 53.5 mm)

(in slab mode with the foot stand folded)


20.96 oz (594.3g)

Power over Ethernet (PoE)

IEEE PoE 802.3af is supported, Class 1.

Product Details

Figure 1 shows the buttons and hardware.

Cisco CP-3905 Front







Hold button

Previous button

Redial button

Message waiting indicator


Phone screen

Speakerphone button

Navigation Pad and Select (center) button

Volume button

Application button

Mute button

Transfer button

Figure 2 shows the unboxing view.

Cisco CP-3905 unboxing

Get more information

Do you have any question about the Cisco IP Phone CP-3905?

Contact us now via Live Chat or sales@router-switch.com.


Specification (CP-3905)

CP-3905 Specifications




10/100BASE-T wired Ethernet LAN port plus switched PC port.


• 4-MB flash memory

• 32-MB synchronous dynamic RAM (SDRAM)

Language support

Arabic (Arabic area), Bulgarian (Bulgaria), Catalan (Spain), Chinese (China), Chinese (Hong Kong), Chinese (Taiwan), Croatian (Croatia), Czech (Czech Republic), Danish (Denmark), Dutch (Netherlands), English (United Kingdom; prompts only), Estonian (Estonia), French (France), Finnish (Finland), German (Germany), Greek (Greece), Hebrew (Israel), Hungarian (Hungary), Italian (Italy), Japanese (Japan), Korean (Korea Republic), Latvian, Lithuanian, Norwegian (Norway), Polish (Poland), Portuguese (Portugal), Portuguese (Brazil), Romanian (Romania), Russian (Russian Federation), Spanish (Spain), Slovak (Slovakia), Swedish (Sweden), Serbian (Republic of Serbia), Serbian (Republic of Montenegro), Slovenian (Slovenia), Thai (Thailand), and Turkish (Turkey) are supported, but in different phases.

Physical dimensions

8.07 x 5.91 x 2.11 in. (205 x 150 x 53.5 mm)

(in slab mode with the foot stand folded)


20.96 oz (594.3g)

Power over Ethernet (PoE)

IEEE PoE 802.3af is supported, Class 1.

Local power

The phone can also be powered locally with the power adapters.

Operational Temperature

32 to 104°F (0 ~ 40°C)

Relative Humidity

10 to 95% (noncondensing)

Storage Temperature

14 to 140°F (-10 to 60°C)


Cisco Cosmetic Class B

Approvals and compliance

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


• 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

Shipping & Payment


Cargo will be delivered within 1 day after payment arrived. Tracking Number will be offered once delivery done.

Delivery OptionsEstimated Delivery Time
DHL 2-4 business days
Fedex 2-4 business days
Hong Kong EMS 5-10 business days
Hong Kong Air Parcel 10-20 business days
By Sea 10-20 business days


Above mentioned information are just for your reference only,we will keep you posted for the tracking delivery schedule.There are two delivery options available for by air and by sea:

Deliver to port:

Router-switch.com is responsible for transporting goods to port. All subsequent customs and transportation fees are the
responsibility of the buyer. Router-switch will recommend trustworthy local freight forwarders to you.Router-switch.com can facilitate the progress under buyer's permission and at buyer's expense.

Deliver to door:

Router-switch.com will quote all destination charge prior once we have confirmed order.
Router-switch.com is responsible for transporting goods to door after you have made the payment.

Payment Methods

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100% Low Price Guarantee:

Router-switch.com provides high-quality products at low wholesale prices

100% Quality Assurance:

All items are ORIGINAL and GENUINE only.
Item conditions are "New Sealed" or "Used / Refurbished".
Used & refurbished items are fully tested with good conditions by Cisco-certified Engineers.

Free CCIE Technical Support:

Our FREE Cisco CCIE Expert Consultancy Support is over the phone, by chat, by email or by login remotely.

100% Money Back Guarantee:

You can contact our customer service team to exchange or return any product that you bought from us.

Flexible Secure Payment & Shipment:

Verified authorization: Mcafee Secure, VeriSign Secured

Return Material Authorization (RMA) Process

Standard Hardware Warranty Policy:

Original new sealed Cisco product: 1 Year
Used Cisco product: 3 Month

The Support Contacts:

If your Cisco products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.


Customer Reviews

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Posted on 1/5/2017
Verified Buyer

Very very cheap! I purchased five CP-3905!

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