Cisco 8841 SIP Phone with Multiplatform Phone Firmware

The Cisco IP Phone 8841 with Multiplatform Phone Firmware provides a high-performance, enterprise-grade communication solution engineered specifically for open SIP networks and third-party call control environments. Available in new or refurbished, it combines an impressive 5-inch colour display, high-definition wideband audio performance, and comprehensive business telephony tools, this professional desk phone delivers exceptional productivity and seamless connectivity for executive and knowledge worker spaces.

*Please Note - This model is supplied preloaded with Multiplatform (3PCC) firmware, meaning it is purpose-built to operate with third-party open SIP call control platforms such as Asterisk, BroadSoft, and Centile rather than native Cisco enterprise systems.

Expansive 5-Inch Widescreen Colour Interface

Transforming how professionals interact with their desktop equipment, the device features a brilliant 5-inch high-resolution widescreen VGA colour display (800 × 480 pixels). This large visual workspace makes looking up corporate directory contacts, reading missed call logs, and navigating interactive XML applications remarkably straightforward, reducing eye strain during extended work hours.

Optimised for Open-Standard Hosted Environments

Built to accommodate businesses operating outside traditional walled-garden ecosystems, this model marries legendary Cisco hardware durability with open-standard SIP flexibility. It integrates smoothly into modern cloud communication setups, granting administrators the freedom to pair the terminal with market-leading hosted platforms including Asterisk, BroadSoft, and Centile.

Streamlined Call Control & Multi-Line Versatility

Designed to minimise office friction and speed up daily administrative tasks, the phone provides an extensive toolkit of calling features. Users can effortlessly execute call transfers, place calls on hold, retrieve parked lines, initiate local three-way conferences, and manage group pickups. Furthermore, five dedicated programmable line and feature keys allow operators to configure speed dials or monitor specific extensions instantly.

Premium Wideband Audio Fidelity

Clear acoustic performance is essential for commercial productivity. The hardware supports wideband audio across every transmission path, handset, headset, and full-duplex speakerphone, ensuring every conversation sounds vibrant and distortion-free. Extensive codec support guarantees optimal bandwidth management across diverse enterprise networks.

Multi-Layered Enterprise Security Infrastructure

Protecting sensitive corporate networks from unauthorised access is a top priority. This terminal employs rigorous security standards, including IEEE 802.1X authentication protocols, encrypted configuration files, password login protections, and Secure Real-Time Transport Protocol (SRTP) encryption for live media streams. Mass rollouts are equally streamlined via automated TFTP and HTTPS server provisioning.

Features

• Hosted VoIP Readiness - Fully validated for stable performance within leading third-party open SIP server ecosystems
• High-Definition Colour Screen - Features an 800 x 480 pixel widescreen display for exceptional menu navigation and caller visibility
• Executive-Tier Usability - Designed expressly for power users and senior personnel requiring dependable multi-extension access
• Five Programmable Keys - Provides dedicated physical buttons for customized line appearances and quick-dial shortcuts
• Comprehensive Codec Versatility - Supports top-tier audio formats including G.722, iLBC, and OPUS for crystal-clear voice clarity
• Secure File Provisioning - Defends administrative settings against tampering via encrypted configuration files and secure web protocols
• Zero-Touch Deployment Support - Accelerates large-scale office setups through automated HTTP/HTTPS network provisioning tools
• Integrated Gigabit Switching - Equipped with a built-in 10/100/1000 Ethernet switch supporting Power over Ethernet (IEEE 802.3af PoE) for a clutter-free desk

Technical Specifications

Display and Build

• Display - 5-inch high-resolution widescreen VGA colour display (800 × 480 pixels)
• Line Keys - 5 programmable line and feature keys
• Protocol Support - Session Initiation Protocol (SIP)
• Supported Platforms - Asterisk (1.8+), BroadSoft (19sp1, 20sp1, 21sp1), Centile (Istra SP 9.2)

Audio and Codecs

• Audio Codecs - G.711 (A-law and μ-law), G.722, G.722.2, G.729ab, iLBC, iSAC, OPUS
• DTMF Support - Inband, out-of-band (RFC 2833), and SIP INFO
• Speakerphone - Full-duplex hands-free speakerphone

Network and Security

• Ethernet Switch - Integrated Gigabit (10/100/1000) switch with dual ports for PC pass-through
• Networking Protocols - IPv4, DHCP, SNTP, DNS (A and SRV records), LLDP, Cisco Discovery Protocol
• Security Features - 802.1X authentication, SRTP, TLS, HTTPS provisioning, password login, and encrypted configuration files

Standard Package Contents

• Cisco 8841 SIP Phone with Multiplatform Firmware
• Handset and Curly cord
• Network Cable
• Desktop Stand
• User Documentation

*Please note - refurbished products package contents may vary from the above