The Poly CCX 400 IP Phone is an entry-level business media phone designed for modern office communication, VoIP environments, and IP-PBX deployments. It combines a familiar desk-phone design with a 5-inch color touchscreen, making it easy for users to access contacts, calls, meetings, voicemail, and other communication functions. HP Poly positions the CCX 400 as an entry-level business media phone with a simple and intuitive interface.
The phone supports Microsoft Teams and Open SIP variants, allowing organizations to select the platform that matches their communication environment. It provides HD voice quality and Poly audio technologies including Acoustic Clarity, Acoustic Fence, and NoiseBlockAI to improve call clarity and reduce unwanted background noise.
Connectivity includes two Gigabit Ethernet RJ-45 ports and a USB 2.0 Type-A port. The phone supports IEEE 802.3af Power over Ethernet (PoE), allowing it to receive power through the network connection and simplifying installation. An optional external power supply is also supported.
The CCX 400 also provides a wide range of business calling functions, including call hold, transfer, forwarding, conferencing, call park, speed dial, caller identification, corporate directory, ACD, hunt groups, and call recording/playback, depending on platform and service-provider support.
With its compact design, touchscreen interface, Gigabit Ethernet, USB connectivity, strong audio processing, and centralized management through Poly Lens, the Poly CCX 400 IP Phone is well suited for offices, call centers, corporate environments, and businesses deploying IP-based communication systems.
Key Features
- 5-inch color LCD touchscreen
- Entry-level business media IP phone
- Microsoft Teams and Open SIP variants
- Poly HD Voice
- Poly Acoustic Clarity technology
- Poly Acoustic Fence technology
- Poly NoiseBlockAI noise reduction
- 2 × Gigabit Ethernet RJ-45 ports
- 1 × USB 2.0 Type-A port
- IEEE 802.3af PoE support
- Supports USB headset
- RJ-9 headset port
- Electronic Hook Switch (EHS) support
- Call hold, transfer and forwarding
- Call conferencing
- Call park and retrieve
- Speed dial and call logs
- Corporate and local directories
- ACD and hunt group support
- Poly Lens device management
- TLS and SRTP security
- 802.1X authentication
- Black finish










