--- product_id: 40304011 title: "Cisco IP Phone 8851 with Multiplatform Firmware - Charcoal (CP-8851-3PCC-K9)" brand: "cisco" price: "$797.46" currency: USD in_stock: true category: "Cisco" url: https://www.desertcart.us/products/40304011-cisco-ip-phone-8851-with-multiplatform-firmware-charcoal-cp-8851 store_origin: US region: United States of America --- # 5 programmable line keys USB charging port for mobile Encrypted voice communications Cisco IP Phone 8851 with Multiplatform Firmware - Charcoal (CP-8851-3PCC-K9) **Brand:** cisco **Price:** $797.46 **Availability:** โœ… In Stock ## Summary > ๐Ÿ“ž Elevate your desk game with Ciscoโ€™s pro-grade IP phone โ€” clarity, control, and connection in one sleek package! ## Quick Answers - **What is this?** Cisco IP Phone 8851 with Multiplatform Firmware - Charcoal (CP-8851-3PCC-K9) by cisco - **How much does it cost?** $797.46 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/40304011-cisco-ip-phone-8851-with-multiplatform-firmware-charcoal-cp-8851) ## Best For - cisco enthusiasts ## Why This Product - Trusted cisco brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - โ€ข **Power & Productivity Boost:** USB port charges your smartphone while you work, keeping you connected all day - โ€ข **Cisco Intelligent Proximity:** Instantly transfer mobile calls to your desk phone for hands-free collaboration - โ€ข **Crystal Clear Wideband Audio:** Experience superior voice clarity with G722 support for professional calls - โ€ข **Ergonomic & Intuitive Design:** Sleek charcoal finish with a 800x400 resolution touchscreen for easy navigation - โ€ข **Seamless Multiplatform Compatibility:** Works effortlessly with approved third-party call control systems, no CUCM needed ## Overview The Cisco IP Phone 8851 with Multiplatform Firmware is a robust, business-class VoIP phone designed for seamless integration with third-party call control systems. Featuring five programmable line keys, encrypted voice communication, and Cisco Intelligent Proximity for mobile integration, it delivers crystal-clear wideband audio and ergonomic usability. Its USB port doubles as a smartphone charger, making it a productivity powerhouse for modern professionals seeking reliable, secure, and scalable communication solutions. ## Description The Cisco ยฎ IP Phone 8851 is a business-class collaboration endpoint that combines high-fidelity, reliable, secure, and scalable voice over IP communications with Cisco Intelligent Proximity for telephony integration for personal mobile devices to support small to large enterprise businesses.CWith the Cisco IP Phone 8851, you can increase personal productivity through an engaging user experience that is both powerful and easy-to-use. The IP Phone 8851 combines an attractive new ergonomic design with wideband audio for crystal clear voice communications, always-on reliability, encrypted voice communications to enhance security, and access to a comprehensive suite of unified communication features from Cisco on-premises and hosted infrastructure platforms. It is also supported on third party hosted call control services.In addition, Cisco Intelligent Proximity brings the worlds of desk and mobile together for you when you are using your mobile device at the desk for your work. You can move the audio path over to the Cisco IP Phone 8851 during active mobile calls to take advantage of its superior audio acoustics. An example would be to share a conversation with a colleague who you want to listen in. This capability gives you greater flexibility and a superior user experience when at your desk.The IP Phone 8851 also comes standard with a USB port so you can charge your smartphone when at your desk, and stay connected when away from your desk.The Cisco IP Phone 8851 offers five programmable line keys. You can configure keys to support either multiple directory numbers or calling features such as speed dial. You can also boost productivity by handling multiple calls for each directory number using the multicall-per-line feature. Fixed-function keys give you one-touch access to applications, messaging, directory, as well as often-used calling features such as hold / resume, transfer, and conference. A five-way navigation... ## Features - This multiplatform phone firmware enables the 8800 Series to work with approved third-party call control systems - Phones ordered as multiplatform phones do not work with Cisco call control (CUCM) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01I9U9YJU | | Answering System Type | Digital | | Best Sellers Rank | #364,845 in Office Products ( See Top 100 in Office Products ) #557 in VoIP Phones | | Brand | Cisco | | Built-In Media | 8851 IP Phone, Black Bezel | | Color | Charcoal | | Compatible Devices | Landline-based telephone systems with SIP protocol support | | Conference Call Capability | 5 way | | Customer Reviews | 3.6 3.6 out of 5 stars (33) | | Dialer Type | Single Keypad | | Enclosure Material | Plastic | | Item Dimensions | 10.63 x 13.78 x 3.15 inches | | Item Weight | 1.5 kg | | Manufacturer | CISCO SYSTEMS - ENTERPRISE | | Mfr Part Number | CP-8851-3PCC-K9= | | Model Number | CP-8851-3PCC-K9= | | Multiline Operation | Multi-Line Operation | | Number of Batteries | 1 Product Specific batteries required. | | Number of Items | 1 | | Phone Standby Time | 24 minutes | | Power Source | Corded Electric | | Recording Capacity | 18 minutes | | Telephone Type | Corded | | UPC | 882658829857 | ## Product Details - **Answering System Type:** Digital - **Brand:** Cisco - **Color:** Charcoal - **Dialer Type:** Single Keypad - **Item Weight:** 1.5 kg - **Item dimensions L x W x H:** 10.63 x 13.78 x 3.15 inches - **Material:** Plastic - **Number of Batteries:** 1 Product Specific batteries required. - **Power Source:** Corded Electric - **Telephone Type:** Corded ## Images ![Cisco IP Phone 8851 with Multiplatform Firmware - Charcoal (CP-8851-3PCC-K9) - Image 1](https://m.media-amazon.com/images/I/51dd37XO+-L.jpg) ## Questions & Answers **Q: Does this work with RingCentral?** A: Yes, it does. **Q: This is confusing. This is a regular phone for home use?** A: No, it is a VoIP phone. You can use it home, but you'll need a VoIP provider like Vonage or Ring Central **Q: Is this phone bluetooth compatible?** A: Yes, it has Bluetooth. **Q: Does this phone require a separate cisco license to operate with at&t office@hand?** A: yes ## Frequently Bought Together - Cisco IP Phone 8851 with Multiplatform Firmware - Charcoal (CP-8851-3PCC-K9) - NeuPo 48 Volt Power Supply | Compatible with Select Cisco Phone Models in The 8800, 8900 (Only 8961), 9900 Series | Power Adapter Only Compatible with Cisco 8811, 8841, 8851, 8861, 8961, 9951, 9971 - Cisco IP Phone 8800-A Audio Key Expansion Module for VoIP Phones, Compatible with Cisco IP Phones 8851, 8861, 8865, Color LCD Display (CP-8800-A-KEM=) --- ## Why Shop on Desertcart? - ๐Ÿ›’ **Trusted by 1.3+ Million Shoppers** โ€” Serving international shoppers since 2016 - ๐ŸŒ **Shop Globally** โ€” Access 737+ million products across 21 categories - ๐Ÿ’ฐ **No Hidden Fees** โ€” All customs, duties, and taxes included in the price - ๐Ÿ”„ **15-Day Free Returns** โ€” Hassle-free returns (30 days for PRO members) - ๐Ÿ”’ **Secure Payments** โ€” Trusted payment options with buyer protection - โญ **TrustPilot Rated 4.5/5** โ€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/40304011-cisco-ip-phone-8851-with-multiplatform-firmware-charcoal-cp-8851](https://www.desertcart.us/products/40304011-cisco-ip-phone-8851-with-multiplatform-firmware-charcoal-cp-8851) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-08-31*