20 Best Cisco Unified Sip Phone [2024]

Are you looking for the best Cisco Unified Sip Phone? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Cisco Unified Sip Phone.

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1 Cisco Unified Sip Phone CP-3905= Unified Sip Phone 3905 (Power Supply Not Included), Black Cisco Unified Sip Phone CP-3905= Unified Sip Phone 3905 (Power Supply Not Included), Black
2 Cisco CP-3905 Unified SIP Phone 390544; Standard Handset44; Charcoal (Renewed) Cisco CP-3905 Unified SIP Phone 390544; Standard Handset44; Charcoal (Renewed)
3 UpBright 5V AC/DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-US Unified SIP IP UC... UpBright 5V AC/DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-US Unified SIP IP UC...
4 Cisco 7962G Unified IP Phone PoE - AC Power Supply Not Included (Renewed) Cisco 7962G Unified IP Phone PoE - AC Power Supply Not Included (Renewed)
5 AC/DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-US Unified SIP IP UC Phone 6800... AC/DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-US Unified SIP IP UC Phone 6800...
6 Cisco Remanufactured Unified SIP Business Phone 3905, Dual-Port 10/100 Ethernet Switch, Class 1 PoE,... Cisco Remanufactured Unified SIP Business Phone 3905, Dual-Port 10/100 Ethernet Switch, Class 1...
7 Cisco Unified IP Phone, Charcoal (CP-8961-C-K9=) (Renewed) (Power Supply Not Included) Cisco Unified IP Phone, Charcoal (CP-8961-C-K9=) (Renewed) (Power Supply Not Included)
8 CCNA Cisco Certified Network Associate Voice Study Guide (Exams 640-460 & 642-436) (Certification... CCNA Cisco Certified Network Associate Voice Study Guide (Exams 640-460 & 642-436) (Certification...
9 Cisco CP-7965G Unified IP Phone (Renewed) Cisco CP-7965G Unified IP Phone (Renewed)
10 CISCO 8841 VoIP Phone (Renewed) (Power Supply Not Included) CISCO 8841 VoIP Phone (Renewed) (Power Supply Not Included)
11 Cisco CP-8845-K9 8845 IP Phone (Renewed) (Power Supply Not Included) Cisco CP-8845-K9 8845 IP Phone (Renewed) (Power Supply Not Included)
12 Cisco SPA 303 3-Line IP Phone (Renewed) Cisco SPA 303 3-Line IP Phone (Renewed)
13 VoIP: Cisco Unified Communications Manager Express: A Hands-On Approach VoIP: Cisco Unified Communications Manager Express: A Hands-On Approach
14 Cisco SPA504G 4 line IP Phone without power supply with 2-Port Switch, PoE and LCD Display (Renewed) Cisco SPA504G 4 line IP Phone without power supply with 2-Port Switch, PoE and LCD Display (Renewed)
15 Algo 8301 IP Voice Paging Adapter & Bell Scheduler Algo 8301 IP Voice Paging Adapter & Bell Scheduler
16 Cisco 7945G Two Line Color Display IP Phone, CP-7945G (Renewed) Cisco 7945G Two Line Color Display IP Phone, CP-7945G (Renewed)
17 CISCO CP-7841-K9= 7800 series Voip Phone (Renewed) CISCO CP-7841-K9= 7800 series Voip Phone (Renewed)
18 Cisco CP-7975G Unified Ip Color Display VoIP Phone(Renewed) Cisco CP-7975G Unified Ip Color Display VoIP Phone(Renewed)
19 Grandstream GXP1625 Small to Medium Business HD IP Phone with POE VoIP Phone and Device, Black Grandstream GXP1625 Small to Medium Business HD IP Phone with POE VoIP Phone and Device, Black
20 Yealink WH63 Wireless Headset with Microphone for Computer PC Laptop Teams Certified Headset Office... Yealink WH63 Wireless Headset with Microphone for Computer PC Laptop Teams Certified Headset...
SaleBestseller No. 1
Cisco Unified Sip Phone CP-3905= Unified Sip Phone 3905 (Power Supply Not Included), Black
  • Ergonomic design
  • Foot stand
  • Wall mountable
  • Speakerphone
  • Volume control
Bestseller No. 2
Cisco CP-3905 Unified SIP Phone 390544; Standard Handset44; Charcoal (Renewed)
  • Product Type - IP Phone.
  • IP Phone Technology - VoIP.
  • Connectivity Technology - Cable.
  • Total Number of Phone Lines - 1.
  • Call Forwarding
Bestseller No. 3
UpBright 5V AC/DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-US Unified SIP IP UC...
  • World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP:...
  • UpBright New Global 5V AC / DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-CE= CP-6800-PWR-UK= CP-6800-PWR-AU= Power Adapter for Unified...
  • Cisco Systems IP Phone 6800 Series CP-6800-PWR-NA= CP-6800-PWR-NA CP-6800 CP6800 CP6800PWRNA CP-6800-PWR-CE= CP-6800-PWR-CE CP-6800-PWR-UK=...
  • Compatible with: Cisco IP Phone 6800 Series 6851 CP-6851 CP6851 6851-3PCC CP-6851-3PCC-K9= CP-6851-3PCC-K9 CP-6851-3PW-K9 CP-6851-3PW-NA-K9...
  • Compatible with: Cisco Systems 6841 CP-6841 CP6841 IP Phone CP-6841-3PW-NA-K9= CP-6841-3PW-NA-K9 CP-6841-3PW-CE-K9= CP-6841-3PW-CE-K9...
SaleBestseller No. 4
Cisco 7962G Unified IP Phone PoE - AC Power Supply Not Included (Renewed)
  • 5-inch (320x222) Grayscale Display
  • Support of Wideband Audio
  • Full-duplex speakerphone with acoustic echo cancellation
  • Direct access to voicemail.
  • Supports POE (Power Over Ethernet)
Bestseller No. 5
AC/DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-US Unified SIP IP UC Phone 6800...
  • World Wide Input Voltage 100-240VAC 50/60Hz.
  • ompatible with: Cisco Systems 6841 CP-6841 CP6841 IP Phone CP-6841-3PW-NA-K9= CP-6841-3PW-NA-K9 CP-6841-3PW-CE-K9= CP-6841-3PW-CE-K9...
  • Compatible with: Cisco IP Phone 6800 Series 6851 CP-6851 CP6851 6851-3PCC CP-6851-3PCC-K9= CP-6851-3PCC-K9 CP-6851-3PW-K9 CP-6851-3PW-NA-K9...
  • Cisco Systems IP Phone 6800 Series CP-6800-PWR-NA= CP-6800-PWR-NA CP-6800 CP6800 CP6800PWRNA CP-6800-PWR-CE= CP-6800-PWR-CE CP-6800-PWR-UK=...
  • AC / DC Adapter Compatible with Cisco CP-6800-PWR-NA= CP-6800-PWR-CE= CP-6800-PWR-UK= CP-6800-PWR-AU= Power Adapter for Unified SIP IP UC Phone 6800...
Bestseller No. 6
Cisco Remanufactured Unified SIP Business Phone 3905, Dual-Port 10/100 Ethernet Switch, Class 1 PoE,...
  • CISCO REFRESH: Remanufactured is the Cisco certified, pre-owned equipment business. Refresh (-RF) carries the same warranty and access to software...
  • PERFORMANCE: Fixed keys for redial, transfer, and hold/resume, and full-duplex speakerphone and two-line display; 10/100BASE-T Ethernet connection...
  • CALLER ID PHONE: Graphical monochrome display provides scrollable two-line access to phone services and configuration
  • RECYCLED MATERIALS: Made with reground and recyclable plastics to deliver a more Earth-responsible business solution
  • PEACE OF MIND: 1-year limited hardware warranty
Bestseller No. 7
Cisco Unified IP Phone, Charcoal (CP-8961-C-K9=) (Renewed) (Power Supply Not Included)
  • This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic...
  • Highly usable and intuitive arrangement of lines, features and calls. Transfer, Conference and Hold appear on hard keys to reduce the number of...
  • Internal 2-port Cisco Ethernet switch allows for a direct connection to a 10/100/1000 BASE-T Ethernet network through an RJ-45 interface with single...
  • 2 USB ports accelerate the usability of call handling and applications by enabling wired and wireless headsets
  • SIP interoperation with the call control and partner applications enables a rich unified communications solution
SaleBestseller No. 8
CCNA Cisco Certified Network Associate Voice Study Guide (Exams 640-460 & 642-436) (Certification...
  • Carpenter, Tom (Author)
  • English (Publication Language)
  • 608 Pages - 11/01/2010 (Publication Date) - McGraw Hill (Publisher)
Bestseller No. 9
Cisco CP-7965G Unified IP Phone (Renewed)
  • Item Package Dimension: 14.6456692764L X 11.6929133739W X 2.9921259812H Inches
  • Item Package Weight - 3.53401005986 Pounds
  • Item Package Quantity - 1
  • Product Type - Landline Phone
SaleBestseller No. 10
CISCO 8841 VoIP Phone (Renewed) (Power Supply Not Included)
  • VERSION 12-1
  • CP-8841-K9=
  • Cisco Unified Communications Manager - 8.5.1, 8.6.2, 9.1.2, and 10.0 and later; requires an Enhanced User Connect License (UCL) in order to connect to...
  • Not for use with 3PCC or Multi-Platform
  • Phone default procedure performed
SaleBestseller No. 11
Cisco CP-8845-K9 8845 IP Phone (Renewed) (Power Supply Not Included)
  • Item Package Dimension: 11.699999988066L X 10.99999998878W X 5.199999994696H Inches
  • Item Package Weight - 3.50094072056 Pounds
  • Item Package Quantity - 1
  • Product Type - Landline Phone
SaleBestseller No. 12
Cisco SPA 303 3-Line IP Phone (Renewed)
  • 3-Line Business Class IP phone
  • Connects directly to an Internet telephone service provider or to an IP PBX
  • Dual switched Ethernet ports, speakerphone, caller ID, call hold and conferencing
  • Supports SIP and SPCP
  • Comes standard with AC Power Supply as the SPA303 is not PoE Compatible.
Bestseller No. 13
VoIP: Cisco Unified Communications Manager Express: A Hands-On Approach
  • Hardcover Book
  • Ockay, Milos (Author)
  • English (Publication Language)
  • 190 Pages - 03/16/2021 (Publication Date) - Independently published (Publisher)
SaleBestseller No. 14
Cisco SPA504G 4 line IP Phone without power supply with 2-Port Switch, PoE and LCD Display (Renewed)
  • Cisco Small Business SPA 504G voip phone SIP, SIP v2, SPCP multiline silver, dark gray for Small Business Pro Unified Communications 320 with 4 FXO.
  • Part of the Cisco Small Business Series, the SIP-based Cisco SPA 504G 4-Line IP Phone has been tested to ensure comprehensive interoperability with...
  • With hundreds of features and configurable service parameters, the Cisco SPA 504G addresses the requirements of traditional business users while...
  • The Cisco IP Phone uses standard encryption protocols to perform highly secure remote provisioning and unobtrusive in-service software upgrades.
  • Remote provisioning tools include detailed performance measurement and troubleshooting features, enabling network providers to deliver high-quality...
Bestseller No. 15
Algo 8301 IP Voice Paging Adapter & Bell Scheduler
  • Easy and intuitive web interface to configure scheduled announcements, tones, bells, music, etc.
  • Superb audio clarity and intelligibility - no hum or noise
  • Network managed and supervised SIP and multicast endpoint; supports PoE
  • Eliminates narrowband FXS port or ATA ~ Multicasting capability to include Algo IP speakers and strobes
SaleBestseller No. 16
Cisco 7945G Two Line Color Display IP Phone, CP-7945G (Renewed)
  • Product comes PoE with Ethernet cable, optional AC Adapter sold separately.
  • Comes standard with SCCP firmware.
  • Multiple VoIP protocol support, integrated Ethernet switch
  • Call Services: Voice Mail, Caller ID, Call Forwarding, Call Transfer, Call Hold
SaleBestseller No. 17
CISCO CP-7841-K9= 7800 series Voip Phone (Renewed)
  • This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic...
  • Multiple VoIP protocol support, integrated Ethernet switch
  • 2 x Ethernet 10Base-T/100Base-TX/1000Base-T
  • Compatible with Cisco Unified Communications Manager 8.5.1 or later
  • Call Services: Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Message Waiting Capability
Bestseller No. 18
Cisco CP-7975G Unified Ip Color Display VoIP Phone(Renewed)
  • FULL FEATURED IP PHONE - speakerphone and handset designed for wideband audio. It is intended to meet the needs of needs of transaction-type workers...
  • LARGE TOUCHSCREEN DISPLAY - Provides features such as date and time, calling party name, calling party number, digits dialed, and presence...
  • LOOKS & WORKS LIKE NEW - This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes...
Bestseller No. 19
Grandstream GXP1625 Small to Medium Business HD IP Phone with POE VoIP Phone and Device, Black
  • 13248 pixel backlit graphical LCD display.
  • 2 dual-color line keys (with 2 SIP accounts and up to 2 call appearances), 3 XML programmable context-sensitive soft keys, 3-way conference
  • HD wideband audio, superb full-duplex hands-free speakerphone with advanced acoustic echo cancellation and excellent double-talk performance.
  • Large phonebook (up to 500 contacts) and call history - up to 200 records.Operating temperature : 0°C to 40°C
  • Automated provisioning using TR-069 or encrypted XML configuration file, SRTP and TLS for advanced security protection, 802.1x for media access...
Bestseller No. 20
Yealink WH63 Wireless Headset with Microphone for Computer PC Laptop Teams Certified Headset Office...
  • No more EHS adapters needed:Yealink WH63 connect desk phone directly with one USB cable. And 2 Micro USB ports contained in the base, supporting...
  • Be Heard Crystal Clearly With Yealink Acoustic Shield Technology, the two Microphones built in WH63 block the background noise automatically but...
  • Interruption Free Busylight is enabled in WH63. With the light on the headset or BLT60 on the desk turning red, people around you would know that you...
  • Multiple wearing options WH63 supports different ways of wearing, ear-hook, headband, and neckband, satisfying personalized needs. It can also free...
  • Match Your Platform: Thanks to the broad compatibility of Yealink personal collaboration devices such as headsets, speakerphones and USB cameras,...

Having trouble finding a great Cisco Unified Sip Phone?

This problem is well understood by us because we have gone through the entire Cisco Unified Sip Phone research process ourselves, which is why we have put together a comprehensive list of the best Cisco Unified Sip Phones available in the market today.

After hours of searching and using all the models on the market, we have found the best Cisco Unified Sip Phone for 2023. See our ranking below!

How Do You Buy The Best Cisco Unified Sip Phone?

Do you get stressed out thinking about shopping for a great Cisco Unified Sip Phone? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching Cisco Unified Sip Phone, which is why we have assembled a comprehensive list of the greatest Cisco Unified Sip Phone available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Cisco Unified Sip Phone that you consider buying. Your questions might include the following:

  • Is it worth buying an Cisco Unified Sip Phone?
  • What benefits are there with buying an Cisco Unified Sip Phone?
  • What factors deserve consideration when shopping for an effective Cisco Unified Sip Phone?
  • Why is it crucial to invest in any Cisco Unified Sip Phone, much less the best one?
  • Which Cisco Unified Sip Phone are good in the current market?
  • Where can you find information like this about Cisco Unified Sip Phone?

We’re convinced that you likely have far more questions than just these regarding Cisco Unified Sip Phone, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Cisco Unified Sip Phone, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Cisco Unified Sip Phone. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an Cisco Unified Sip Phone buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Cisco Unified Sip Phone currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Cisco Unified Sip Phone has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Cisco Unified Sip Phone?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Cisco Unified Sip Phone.
  5. Customer Ratings: Number ratings grade Cisco Unified Sip Phone objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Cisco Unified Sip Phone.
  7. Product Quality: You don’t always get what you pay for with an Cisco Unified Sip Phone, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Cisco Unified Sip Phone is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining Cisco Unified Sip Phone information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Cisco Unified Sip Phone is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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