Cisco CP3905 IP Phone

£39.75 ex. VAT

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SKU: CP-3905



The Cisco Unified SIP Phone 3905 is an affordable, entry-level, single-line VoIP endpoint which can scale up with the growth of your business. It is ideal for businesses with minimal phone usage so only basic features and a simple VoIP set-up (without headset) is needed. 

The Cisco 3905 business phone can be wall-mounted and includes a traditional handset. The monochrome display has access to features such as call history and caller ID. In addition, a 2-way navigation button with select key controls menus.  

The easy-to-use Cisco SIP Phone 3905 comes with an integrated Ethernet switch to support a co-located PC at the desk and the built-in IEEE 10/100 switch makes installation simple and less costly by removing the need for a lot of cabling.

The CP3905 has a range of features, including support for two concurrent calls per line with a busy trigger, a message-waiting indicator (MWI) light, fixed feature keys for redial, transfer, hold/resume, mute, a full-duplex speakerphone, volume control, and much more.

The Office Phone Shop stocks a wide range of new, remanufactured and refurbished office telephone system spares and parts. All come fully tested and with a full warranty. Please quote product code: CP-3905 when ordering.


Additional information



Key Features

  • Multiple VoIP protocol support, integrated Ethernet switch
  • Speakerphone
  • CCaller ID
  • Call Waiting
  • Call Forwarding
  • Call Transfer
  • Call Hold
  • Message Waiting Capability
  • LCD display – monochrome

At Office Phone Shop we offer a full one year warranty* on all new, remanufactured and refurbished products.

We offer after sales support** and advice from answering simple user questions to full system programming services. These services are maintained through a combination of online support documents and a full range of business telecoms services, including our maintenance and support services.

We will do all we can to offer our assistance with any problems you may encounter.

Office Phone Shop has built its reputation on offering customer satisfaction. So if you are a customer with a problem, we want to know about it. Our details can be found on the contact page.

*some DECT telephones & untested equipment has a reduced time period warranty.

**where relevant to products/services offered.

UK Delivery

We aim for next day delivery. Any order placed before 1.00 pm on any business day (Monday – Friday excluding Bank Holidays) should be delivered the next business day before 5.30 pm (assuming the item is in stock).

Worldwide Delivery

We ship worldwide from our UK warehouse.

Read more information on Delivery.

  1. The Customer is required to inspect all goods upon receipt and to notify Office Phone Shop of any defects or complaints within 7 days of receiving goods.
  2. It is the responsibility of the customer to ensure the safe return of faulty or incorrect goods to Office Phone Shop.
  3. All goods returned must clearly state customers name, order no, telephone number, fault details and proof of purchasing. These goods must be in Office Phone Shop’s original packaging and condition, with original insertions, fixtures and parts. Failure to do so will result in the refund being invalidated.
  4. We use tamper proof labels which are stuck to each item sold by Office Phone Shop. This ensures that goods have been purchased from Office Phone Shop. When the label is peeled back Office Phone Shop Company details sticks to the glue and the label will then say void. No goods will be accepted back unless this label in intact.