Poly Edge E400 IP Phone — Corded Desktop for Hybrid Workspaces

The Poly Edge E400 IP Phone is the next-generation corded desk phone built for today’s hybrid and hot-desking environments. Engineered for reliability in busy offices and productive at home, this corded, desktop device combines two intuitive displays, enterprise-grade audio, and flexible connectivity to keep teams connected, informed, and responsive. Designed to meet stringent industry standards, including TAA compliance, the Edge E400 delivers clear communication, robust manageability, and a seamless user experience for hybrid workers who demand performance from every desk. Whether you’re provisioning shared lines on a front desk, supporting distributed home offices, or enabling collaborative spaces, the Poly Edge E400 is engineered to adapt, scale, and endure. Its dual display capability, easy navigation, and support for multiple SIP accounts make it an ideal choice for busy knowledge workers, admin staff, and frontline teams who rely on quick access to contacts, presence information, and call controls. In short, this corded IP phone blends modern usability with durable design to maximize uptime, minimize training time, and boost productivity across the enterprise.

• Designed for modern workspaces: The Edge E400 is purpose-built for hybrid work, hot-desking, and shared desk configurations. With dual displays that present lines, presence, speed dials, and contact information at a glance, employees can quickly locate the right person, check status, and manage calls with minimal taps. This streamlined interface reduces handling time on calls, lowers misdial rates, and accelerates on-desk onboarding for new team members. The device supports multiple SIP accounts so one phone can service both personal and shared lines, enabling flexible routing and efficient desk utilization across departments and shifts.
• Crystal-clear audio for focused conversations: The Edge E400 delivers enterprise-grade audio performance with wideband/high-definition voice, ensuring natural voice reproduction even in noisy office environments. Features such as full-duplex speakerphone, acoustic echo cancellation, and advanced noise suppression help protect call clarity during conference calls, client discussions, and internal collaboration. The phone is compatible with standard headsets and includes a headset jack for private listening, allowing users to tailor their audio setup to each task while maintaining professional sound quality in every call.
• Dual displays to boost productivity: The dual-display design is a standout feature, enabling simultaneous access to essential call control functions, presence, directories, and contact information without switching screens. This arrangement enhances multitasking, reduces time spent navigating menus, and supports faster call handling, transfers, and conferencing. Whether you’re managing a crowded reception line, supporting a busy support desk, or coordinating with field teams, the dual displays provide at-a-glance insight that keeps conversations efficient and focused.
• Flexible connectivity, security, and management: The Edge E400 offers practical, enterprise-ready connectivity options, including Ethernet with PoE support so you can power the phone directly from the network switch and reduce cable clutter. It supports DHCP and zero-touch provisioning to streamline IT deployment across large fleets, while regular firmware updates help preserve security and compatibility with evolving UC platforms. The phone’s robust security posture, combined with easy on-device administration, makes it suitable for regulated environments and organizations that require dependable, managed devices for mission-critical communications.
• Durable, compliant, and future-ready: Built to endure daily use in busy office environments, the E400 is TAA compliant to meet government and enterprise procurement standards. The corded design minimizes accidental damage and provides reliable performance in shared spaces. With compatibility across major UC platforms and a range of provisioning options, this phone is a future-ready solution for organizations transitioning to unified communications while preserving a familiar, dependable desk phone experience for users who value clarity, consistency, and control at the desk.

Technical Details of Poly Edge E400 IP Phone

• Form factor: Corded desktop IP phone
• Compliance: TAA Compliant
• Display: Dual displays for enhanced call control and presence management
• Networking: Ethernet with PoE support; supports standard IP telephony provisioning
• Audio: HD/ wideband voice; full-duplex speakerphone; acoustic echo cancellation; noise suppression
• Accessibility: Headset jack for wired headsets; USB port for accessories (when applicable)
• Power: PoE powered (with optional external power supply if PoE is unavailable)
• Security: Enterprise-grade security features with firmware updates and secure provisioning
• Provisioning: DHCP, zero-touch provisioning, and centralized management compatible with leading UC platforms
• Features: Supports multiple SIP accounts, call transfer, hold, conferencing, directory lookup, and speed dial

How to install Poly Edge E400 IP Phone

• Connect the Ethernet cable from your network switch to the phone's Ethernet port. If your network switch supports Power over Ethernet (PoE), the device will power through the network cable, eliminating the need for a separate power adapter.
• Attach a handset or compatible headset to the phone, and if desired, connect a USB headset to the USB port for enhanced audio quality and multitasking comfort.
• Power on the unit. The Edge E400 will boot and display the startup screen. Note the IP address shown on the screen; you may need it to access the on-device web portal for advanced configuration.
• Obtain SIP account credentials from your IT administrator or UC administrator. On the device, access the account provisioning page and enter the SIP server address, account username, and password. Configure transport settings (UDP/TCP/TLS) and any required security features as directed by your IT team.
• Register the phone with your UC platform and verify line status. Customize preferences such as ringer tone, volume, BLF settings, speed dials, directories, call forwarding, and transfer options. If available, initiate a firmware update to ensure you have the latest features and security protections, and perform a quick test call to confirm audio quality on both the handset and headset connections.

Frequently asked questions

• Q: Is the Poly Edge E400 strictly corded, and does it support wireless accessories?
  A: Yes, the Edge E400 is a corded desk phone designed for reliable, continuous desk use. It supports wired headset options via the headset jack and USB connections for compatible accessories; there is no built-in wireless handset for this model.
• Q: Is the Edge E400 compliant with government procurement standards?
  A: Yes, the device is TAA compliant, making it suitable for procurement by organizations requiring compliance with government contracting standards.
• Q: Can I use the Edge E400 with multiple SIP accounts?
  A: Yes, the Edge E400 supports multiple SIP accounts, enabling you to manage personal and shared lines on a single device for flexible desk usage.
• Q: What provisioning options are available for large-scale deployments?
  A: The phone supports DHCP, zero-touch provisioning, and centralized management, allowing IT teams to deploy and configure many units efficiently across an organization.
• Q: What UC platforms does the Edge E400 work with?
  A: The Edge E400 is SIP-based and compatible with major unified communications platforms and on-premises systems, enabling seamless integration with your existing UC environment.