CP-6921-W-K9, Cisco 6900 IP Phone, 2 lines/White color/Standard handset

  • Brand: Cisco
  • Model: CP-6921-W-K9
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Rating:
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5/5.0
$309.00
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    Overview
    End-of-Life Notice
    End-of-Life Notice
    CP-6921-W-K9 is officially EOL. Service support ends on 2019-07-31.
    For full lifecycle details, see CP-6921-W-K9 EOL.

    Cisco CP-6921-W-K9 Overview

    The Cisco CP-6921-W-K9 is a business-class IP Phone designed for cost-effective enterprise voice deployments. With support for 2 lines, a clear monochrome display at 396 × 162 pixels, and integrated 10/100 Ethernet with Power over Ethernet (PoE), it delivers reliable VoIP communications for offices across Asia, Europe, Africa, and North America. The Arctic White finish, standard handset, full-duplex speakerphone, 802.1X authentication, SIP protocol support, and multilingual interface make it suitable for distributors, SMB integrators, and end users seeking scalable IP telephony.

    Product Highlights

    2 lines
    Line Support
    10/100
    Ethernet Port
    396x162
    LCD Display

    Product Applications Scenarios

    Enterprise Network
    In corporate offices, the CP-6921-W-K9 provides reliable SIP-based IP telephony, reducing voice infrastructure costs by up to 30% versus legacy PBXs while simplifying centralized call management.
    Cloud Services
    For hosted VoIP and UCaaS platforms, its PoE and remote firmware upgrade enable rapid rollouts and centralized updates, cutting on-site maintenance visits by around 25%.
    Public Infrastructure
    In government offices, schools, and healthcare sites, secure 802.1X authentication and multilingual support enhance compliance and usability, improving helpdesk efficiency by up to 20%.

    Product Features Comparison

      Cisco Cisco Cisco Cisco
    Model CP-6921-W-K9, Cisco 6900 IP Phone, 2 lines/White color/Standard handset CP-6945-C-K9, Cisco 6900 IP Phone, Charcoal/Standard Handset CP-6921-W-K9, Cisco 6900 IP Phone, 2 lines/White color/Standard handset CP-7942G, Cisco Unified IP Phone 7942, 2 Lines, PoE, Graphical Display
    Brand Cisco Cisco Cisco Cisco
    Type IP Phone IP Phone IP Phone VoIP phone
    Network Interface 10/100 Ethernet 2-port 10/100 10/100 Ethernet n/a
    Display Type Monochrome Grayscale LCD Monochrome 5-inch (12.5 cm) high-resolution 320 x 222 graphical monochrome 4-bit grayscale display
    Display Resolution 396 × 162 pixels 396 x 162 pixels 396 × 162 pixels 320 x 222 pixels
    Number of Lines 2 4 2 n/a
    Power over Ethernet (PoE) Power over Ethernet (PoE) Yes Power over Ethernet (PoE) IEEE 802.3af PoE (Class 2); Cisco Prestandard PoE via Cisco Inline Power-capable blades, boxes, and midspans; 48 VDC required; optional local AC-to-DC power supply (CP-PWR-CUBE-3=) or power injector (CP-PWR-INJ=); local power options require matching AC country cord
    Speakerphone Yes Yes Yes Full-duplex speakerphone with acoustic echo cancellation
    Audio / Voice Codecs G.711, G.729a G.711, G.729a, G.729ab, G.722 G.711, G.729a G.711a, G.711μ, G.729a, G.729ab, G.722, iLBC
    Headset Support / Port Yes Yes Yes n/a
    Protocols Supported SIP SIP, SCCP SIP Skinny Client Control Protocol (SCCP) and Session Initiation Protocol (SIP) with Cisco call control
    Security Features 802.1X authentication n/a 802.1X authentication X.509v3 certificates for device identity; digitally signed images; cryptographically secure provisioning; secure signaling and secure media with AES-128 (enabled only with cryptography-enabled CUCM); integrated 802.1X supplicant with EAPOL pass-through
    Multilingual Support Yes n/a Yes Built-in support for more than 30 languages (depends on Cisco Unified Communications Manager version)
    Firmware Updates Remote software upgrade n/a Remote software upgrade n/a

    Optional Add-ons

    Model Number Description
    CP-PWR-CUBE-3 Cisco CP-PWR-CUBE-3 external power adapter for Cisco 7900/6900 IP Phones when PoE is unavailable
    CP-7915 Cisco 7900 Series IP Phone expansion module with additional line keys for attendant-style operation
    CP-7914 Cisco 7900 IP Phone expansion module with 14 programmable keys and backlit LCD for busy-lamp fields

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco CP-6921-W-K9 Specification

    Model
    CP-6921-W-K9
    Brand
    Cisco
    Type
    IP Phone
    Color
    Arctic White
    Handset Type
    Standard
    Number of Lines
    2
    Display Type
    Monochrome
    Display Resolution
    396 × 162 pixels
    Network Interface
    10/100 Ethernet
    Power Options
    Power over Ethernet (PoE)
    Speakerphone
    Yes
    Audio Compression
    G.711, G.729a
    Message Waiting Indicator
    Yes
    Video Capability
    No
    Headset Support
    Yes
    Wall Mountable
    Yes
    Security Features
    802.1X authentication
    Protocols Supported
    SIP
    Multilingual Support
    Yes
    Firmware Updates
    Remote software upgrade
    Weight
    kg

    Get more information

    Discover unbeatable prices and fast shipping for the CP-6921-W-K9 . Access the detailed CP-6921-W-K9 datasheet and ensure you're getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via live chat or email us at [email protected].

    Quality Certifications

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    Q&A

    Questions & Answers

    How does CP-6921-W-K9 compare with CP-6941-W-K9?

    The CP-6941-W-K9 supports additional features like more lines and higher display resolution, making it slightly more advanced.

    What are common troubleshooting steps for the CP-6921-W-K9?

    Check power supply, network connections, and ensure the firmware is up-to-date. Consult the user manual for detailed troubleshooting.

    Can CP-6921-W-K9 support Power over Ethernet (PoE)?

    Yes, the CP-6921-W-K9 supports IEEE 802.3af PoE, allowing for easy integration in PoE-compatible network environments.

    Is router-switch.com a reliable distributor?

    Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

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