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SKU: POLY EDGE E450 [82M90AA] Categories: , Tags: ,


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•4-line keys (arranged 8+6 on two displays) supporting up to 20-line key assignments for lines and contacts
•4 context-sensitive “soft” keys
•4-way navigation key cluster with center “Select” key
•Home and back feature keys
•Volume + / – control keys
•Hold and Transfer keys
•Headset select key
•Speakerphone select key
•Mute key (illuminated when muted)
•Voicemail key
•One Poly Edge E Expansion module is supported for additional line keys – order separately

User Interface Features
•Color 3.5” IPS LCD primary display (320×240 pixel resolution) and Color 2.4’’(240×320 pixel resolution) secondary LCD display for BLF and contacts
•Voicemail support
•WebKit-based browser
•Integrated Bluetooth 5.0 and WiFi capability
•Two position desk stand
•Unicode UTF-8 character support
•One USB Type-C ports (2.0 compliant) for media, storage applications, headset, and expansion module connectivity
•Surround Lighting for the status indicator (RGB with color mixing)
•NFC Support

Audio Features
•Poly HD Voice technology delivers lifelike voice quality for each audio path: handset, hands-free speakerphone, and optional headset
•Poly Acoustic Clarity technology provides full duplex conversations, acoustic echo cancellation, and background noise suppression
•Poly Acoustic Fence technology eliminates background noise when using a handset or wired headset
•Poly NoiseBlockAI technology removes most background noise when using the speakerphone
•Poly Computer Audio Connector app installed on your PC (Windows only) enables selecting your phone for PC audio in/out to use the phones handset, optional headset and handsfree speakerphone with PC applications
•Bass frequency enhancing design
•Frequency response—150 Hz-14 kHz for handset, optional headset and handsfree speakerphone modes
•Codecs: G.711 (A-law and μ-law), G.729AB, G.722 (HD Voice), G.722.1, iLBC, OPUS
•TIA-920 wideband audio, type 1 compliant (IEEE 1329 full duplex)
•Individual volume settings with visual feedback for each audio path
•Voice activity detection
•Comfort noise generation
•DTMF tone generation (RFC 2833 and in-band)
•Low delay audio packet transmission
•Adaptive jitter buffers
•Packet loss concealment


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