Cisco CS-ROOM55D-K9 Webex Room 55 Dual All-in-One Collaboration System (Radio Enabled) Full Official English Description

1. Product Overview

Cisco CS-ROOM55D-K9, officially namedCisco Webex Room 55 Dual All-in-One Video Conferencing System (Radio Enabled), is a fully integrated dual-screen enterprise collaboration endpoint designed for medium-to-large meeting rooms seating up to 12 participantsCisco Russ.... The suffixDstands for Dual, representing two built-in 55-inch 4K UHD displays, whileK9denotes the radio-enabled variant integrated with dual-band Wi-Fi 802.11ac and Bluetooth radio modules for wireless content sharing and mobile device pairing.

This unified all-in-one chassis consolidates dual professional 55-inch 4K LED screens, embedded high-performance media codec, integrated 5K UltraHD panoramic camera, 8-element beamforming microphone array, and premium stereo speaker system with dedicated central voice speaker and built-in subwoofer, winning Red Dot Award industrial design with aluminum frame and soft fabric front panelCisco. The factory bundle includes the Room 55 Dual main unit and a Cisco Touch 10 wired touch control panel for meeting operation.

Powered by Cisco Collaboration Endpoint Software v8.0 and newer, the radio-enabled Room 55 Dual supports dual hybrid deployment architectures: cloud registration via Cisco Webex Control Hub, and on-premises registration with Cisco Unified Communications Manager (CUCM) and Cisco Expressway firewall traversal gateways. All core AI camera tracking, dual-screen split content display, wired/wireless presentation sharing, enterprise-grade DSP audio processing, OBTP one-touch meeting join, room occupancy analytics and xAPI room automation functions are fully supported. A matching NR variant (CS-ROOM55D-NR-K9) is available for RF-restricted secure environments with all wireless radio hardware removedCisco.

2. Dual 55-inch 4K Display & Built-In 5K Camera with AI Intelligence

Dual 55-inch Professional LED LCD Displays

• Panel specification: Two independent 55-inch LED-backlit LCD screens, each with 16:9 widescreen aspect ratio and native 3840 × 2160 (4K UHD) resolution.
• Display performance: Typical contrast ratio 1100:1, brightness 500 cd/m², 8ms typical response time, ±178° ultra-wide horizontal/vertical viewing angle to ensure full-room visibility for remote participants and local presentation content.
• Dual-screen split workflow: Dedicated left screen for remote participant video grid, dedicated right screen for presentation slides, digital whiteboard annotations and shared content simultaneously.

Integrated 5K UltraHD Camera & AI Intelligent Camera Functions

• Camera hardware: Discreet built-in panoramic 5K UltraHD camera module mounted on the top center of the dual-screen chassis, wide field of view optimized for long rectangular conference tables with up to 12 attendees.
• Native AI camera processing powered by onboard integrated codec:
  1. SpeakerTrack Active Speaker Tracking: The 8-element built-in beamforming microphone array pinpoints active talking participants; digital zoom smoothly frames speakers without mechanical pan/tilt movement.
  2. Best Overview Auto Group Framing: Automatically detects all attendees in the meeting space and optimizes panoramic framing to center the entire group for balanced remote viewing.
  3. Room Occupancy Analytics: Captures real-time participant count data for workspace utilization reporting and corporate facility resource planning.
• Physical privacy protection: Integrated mechanical privacy shutter to fully cover the camera lens during closed-door confidential meetings.

Video Codecs & Hybrid Wired/Wireless Content Sharing

• Supported video encoding/decoding standards: H.264 AVC, H.265 HEVC; dual-stream presentation support via H.239 (H.323) and BFCP (SIP) protocolsCisco Russ....
• Maximum point-to-point call bandwidth: 6 Mbps adaptive bitrate control, supporting live video streams up to 1080p60; wired presentation content supports up to 4K@30fps UHD resolution.
• Hybrid content sharing modes (radio-enabled K9 exclusive wireless functions):
  1. Wired sharing: 2× HDMI 2.0 presentation input ports for direct wired BYOD laptop, document camera and media player connection.
  2. Wireless sharing: Apple AirPlay, Miracast over infrastructure, Wi-Fi Direct wireless screen mirroring, zero-install browser-based guest sharing for external meeting attendees.
• HDMI CEC automatic display power management: Automatically powers the dual integrated screens on/off and switches input sources synchronized to OBTP scheduled meeting start/end events.

3. All-In-One Enterprise-Grade Integrated Audio System

The Room 55 Dual chassis embeds a complete professional audio stack including an 8-element omnidirectional beamforming microphone array and high-power stereo speaker system with dedicated central voice driver and built-in bass subwoofer, paired with a high-capacity onboard digital signal processing (DSP) engine.

Audio Input Interfaces

1. Built-in 8-element 360° omnidirectional beamforming microphone array for native full-room voice pickup without external microphones.
2. External microphone expansion port: 4-pin 3.5mm mini-jack supporting 48V phantom-powered analog table microphones for extended voice pickup coverage in extra-large spaces.
3. Embedded digital audio decoding streams from both HDMI presentation input sources.

Advanced Multi-Stage Digital Audio DSP Processing Suite

1. Adaptive AI background noise suppression: Eliminates disruptive ambient sounds including HVAC fan hum, keyboard typing, paper rustling and idle background chatter without distorting human speech signals.
2. Full digital acoustic echo cancellation with tight active lip synchronization to eliminate audio-video delay and out-of-sync remote participant audio playback.
3. Automatic Gain Control (AGC): Balances inconsistent voice volume between distant seated participants and front-table speakers to maintain uniform audio levels for all remote attendees.
4. True full-duplex simultaneous two-way audio transmission, built-in self-hear monitoring for local microphone audio preview.

Supported Audio Codecs & Integrated Audio Output

• Wideband and high-fidelity voice codecs: G.711a/μ, G.722 wideband (20kHz frequency response), G.722.1, G.729A/B, AAC-LD, Opus stereo lossless voice transmission.
• Integrated speaker system: Left, center, right full-range stereo speakers plus dedicated built-in subwoofer for rich, balanced full-room audio playback; auxiliary stereo line-out mini-jack compatible with external hearing induction loop assistive audio systems.

4. Onboard Codec Wired & Wireless Interfaces, Network & Power Specifications

Full Connectivity Ports (Radio Enabled K9 Model with Wi-Fi & Bluetooth)

1. Gigabit Ethernet (10/100/1000 Mbps) RJ45 wired ports (3 total):
   • Primary corporate LAN port for wired network access, device cloud/on-prem CUCM registration and media stream transmission
   • Two dedicated isolated control ports for hardline wired connection to external Touch 10 Room Navigator touch panel peripherals
2. Built-in dual-band Wi-Fi 802.11ac (2.4GHz / 5GHz) 2×2 MIMO wireless radio + Bluetooth radio modules for wireless LAN access, mobile device proximity pairing and wireless screen mirroring.
3. Video I/O Ports:
   • 2× HDMI 2.0 presentation input ports for multi-source wired BYOD content sharing
   • Secondary external HDMI output port for connecting an extra auxiliary display
4. USB Interfaces: 2× USB 2.0 ports (Type-A + Type-B) for peripheral connection; Mini-USB service maintenance port for batch firmware upgrades, centralized bulk device configuration and remote IT troubleshooting.
5. Audio I/O Ports: 1× 4-pin mini-jack analog microphone expansion input, stereo line-out output mini-jack for external audio peripherals.
6. Factory reset pinhole and Kensington security lock slot for physical anti-theft protection of the dual-screen all-in-one chassis.

Network Security & QoS Compliance

• Dual-stack IPv4 / IPv6 network support, DHCP automatic IP address assignment via wired Ethernet or wireless Wi-Fi.
• Enterprise wired/wireless network security standards: IEEE 802.1X EAP device authentication, IEEE 802.1Q VLAN tagging, IEEE 802.1p Layer 2 QoS priority marking to prioritize real-time voice and video media traffic over standard office data packets.
• End-to-end AES encrypted SRTP media streams for SIP/H.323 signaling and meeting audio/video payloads; secure remote device administration via SSH, HTTPS, SSL/TLS encrypted management portals.
• Firewall traversal support via Cisco Expressway Series gateways and industry-standard H.460.18 / H.460.19 protocols for secure off-site remote endpoint registration across corporate network firewalls via wired or wireless infrastructure.

Power & Physical Dimensions

• Power supply specifications: Universal auto-ranging AC input power supply integrated within the dual-screen chassis, input range 100–240 VAC, 50/60 Hz global mains compatibility.
• Power consumption metrics: Maximum full-load operating power 165W; standby idle power consumption 45W.
• Operating environmental range: Ambient temperature 0°C to 40°C (32°F to 104°F); relative humidity 10%–90% non-condensing for stable 24/7 continuous meeting room operation.
• Storage and transport temperature range: -20°C to 60°C (-4°F to 140°F) with non-condensing humidity.
• Mounting options: Compatible with dedicated floor stand kit, wheeled mobile base kit and wall-mount bracket accessory for flexible room layout deploymentCisco.

5. Core Enterprise Call & Smart Meeting User Experience Functions

Standard Enterprise Call Feature Set

• Point-to-point HD video calls, ad-hoc multi-party video conferencing
• Call hold, attended transfer, blind transfer, local microphone mute, speed dial shortcuts
• Corporate LDAP directory lookup, integrated voicemail support, URI dialing, RFC 4733 DTMF tone transmission
• NTP network time synchronization, DNS service discovery, automatic gatekeeper discovery for H.323 deployments.

Intelligent Meeting Workflow Functions

1. OBTP (One Button To Push): Single-touch one-click meeting join for all pre-scheduled Webex meetings; fully compatible with both cloud and on-premises enterprise wired/wireless deployment architectures.
2. Motion sensor automatic room wake-up: The dual-screen all-in-one system automatically powers on when human presence is detected inside the meeting room, eliminating manual power-on operations before meetings.
3. Native multi-platform meeting interoperability: Direct one-touch access to scheduled Webex, Microsoft Teams Rooms, Zoom for Cisco Rooms and Google Meet meetings without auxiliary external switching hardware.
4. Multi-mode meeting control options: Operate all conference functions via optional external Touch 10 wired touchscreen, infrared remote control, Webex desktop wired administrator portal, or wireless mobile Webex app pairing via built-in Wi-Fi/Bluetooth radio modules.
5. Full room automation integration: Supports wired control linkage with meeting room peripherals including auxiliary display screens, overhead lighting, motorized window blinds and auxiliary audio equipment via xAPI control system interfaces and fully customizable automation macros for automated end-to-end conference room workflow management.

6. Supported Call Control & Compatibility Platforms

1. Cloud deployment: Cisco Webex Cloud Service, centralized global device management via the cloud-based Webex Control Hub administrator portal (device registration supported via wired Ethernet or wireless Wi-Fi).
2. On-premises unified communications deployment: Cisco Unified Communications Manager (CUCM) v8.0 and later stable releases.
3. Remote registration gateway: Cisco Expressway Series gateways for secure cross-firewall endpoint registration for distributed branch office deployments.
4. Third-party interoperability: Standards-compliant SIP proxy servers and H.323 gatekeepers with full cross-vendor video endpoint compatibility.

7. Core Deployment Advantages of Radio-Enabled Webex Room 55 Dual

1. Unique dual 55-inch 4K split-screen design separates remote participant video and presentation content onto independent displays, eliminating visual overlap and significantly improving meeting viewing experience for medium-to-large rooms seating up to 12 participants.
2. Radio-enabled integrated Wi-Fi and Bluetooth wireless ecosystem supports seamless AirPlay, Miracast wireless screen mirroring and mobile proximity pairing, eliminating mandatory wired laptop connection requirements for meeting participants.
3. All-in-one unified dual-screen chassis consolidates dual displays, codec, 5K camera, microphones and speakers into a single unit, drastically reducing installation cabling complexity, AV rack clutter and on-site deployment labor costs compared to separate discrete AV hardware.
4. Built-in 8-element beamforming microphone array delivers full 360° voice pickup without separate external table microphones for rooms seating up to 12 participants, reducing peripheral hardware investment.
5. Native AI-powered SpeakerTrack and Best Overview camera workflows remove manual camera adjustment overhead, delivering consistent high-quality remote participant viewing experiences without mechanical camera movement noise.
6. Full native multi-vendor meeting platform certification: Fully certified for Microsoft Teams Rooms, Zoom and Google Meet alongside native Webex Meetings experience, eliminating proprietary platform lock-in for hybrid multi-vendor enterprise collaboration ecosystems.
7. Centralized mass wired/wireless device management via Webex Control Hub or CUCM simplifies bulk firmware batch upgrades, batch configuration deployment, real-time device health monitoring, and remote IT troubleshooting, drastically reducing daily multi-room enterprise IT maintenance workload.
8. Award-winning compact industrial design with aluminum and soft fabric construction blends seamlessly into modern office interior aesthetics, eliminating bulky separate AV hardware visual clutter in medium and large meeting spaces.

8. Supplementary Product Specification Notes

1. SKU Naming Definition: The suffixDrepresents Dual two-screen configuration; suffixK9stands for radio-enabled variant equipped with full Wi-Fi 802.11ac and Bluetooth wireless radio modules. A matching NR variant (CS-ROOM55D-NR-K9) removes all Wi-Fi and Bluetooth wireless radio hardware modules for RF-restricted secure classified environments. All audio, video, software, security and call processing functions are 100% identical between the two variants, with the sole exception of wireless content sharing and mobile device wireless pairing capabilitiesCisco.
2. Product Lifecycle Status: Cisco Webex Room 55 Dual reached End-of-Sale on June 10, 2023, with official End-of-Support date set for June 30, 2028, providing multi-year official Cisco technical support coverage for all deployed enterprise unitsCisco.
3. Regulatory Compliance: Compliant with global industry certification standards including EMC Directive 2014/30/EU, Low Voltage Directive 2014/35/EU, RoHS 2011/65/EU, WEEE 2012/19/EU, Radio Equipment Directive (RED) 2014/53/EU, FCC Class A electromagnetic emissions certification and NRTL global product safety approvalCisco.
4. Factory Hardware Warranty: Standard 1-year limited hardware warranty for brand-new factory-sealed CS-ROOM55D-K9 dual-screen all-in-one systems purchased through official Cisco authorized global distribution channels.
5. UNSPSC Classification Code: 43191500 / 45111902 (Dual-screen enterprise medium-large room radio-enabled video conferencing collaboration system).