From the manufacturer

Product overview

This desk phone makes hybrid work easy. Built for hot-desking or the home office, these phones offer the perfect user experience. Two displays and 14-line keys give you more ways to connect, plus quality audio, in a seriously sharp package.

The new office standard

The perfect desk phone for the modern office, the Poly Edge E400 Series is packed with features and contacts. These phones pair Poly noise reduction technology with cutting-edge design that brings style to any desktop.

Enterprise-quality sound

The Poly E400 Series offer quality audio with Poly HD voice and bass frequency enhancing speaker design. They reduce noise and distractions with Poly NoiseBlockAI and Acoustic Fence technologies.

Key Features

All the features you need

Get fast access to features via the main 3.5” color display with a surround light status indicator with 8-line keys supporting 32 lines. Speed dialing is a breeze with a second integrated 2.4” display with 6-line keys.

Versatile connectivity

Enjoy better connectivity with two high-speed GigE PoE Ethernet ports for the LAN connection to your IP phone with a passthrough connection to your PC. And a Poly headset for your workstyle: USB, RJ9, or Electronic Hook Switch.

Accessibility is key

Enhance the user experience with phones that sound great and are more efficient. Features like improved accessibility with text-to-speech, screen color adjustments for color blindness, and bigger font settings provide more ways to connect.

Noise blocking technology

Eliminate distracting background noise with Poly Acoustic Fence and NoiseBlockAI technologies.

Style meets functionality

Designed for the hybrid office with NFC technology for advanced integrations.

Smart alerts, sleek design

Stay informed with style with the light bar status indicator.

In the box

What's in the box

  • Setup sheet
  • Console
  • Network (LAN) cable-CAT-5E
  • Desk stand
  • Handset cord
  • Handset

Manufacturer Warranty

Poly standard one-year limited warranty

Certifications and compliances AS/NZS 60950.1
AS/NZS 62368.1
Australia RCM
Brazil ANATEL
CAN/CSA C22.2 No. 62368-1-14
CE Mark
CISPR22 Class B
EN55024
EN55032 Class B
EN 60950-1 & EN 62368-1
EN61000-3-2, EN61000-3-3
FCC Part 15 (CFR 47) Class B
IEC 60950-1 & IEC 62368-1
ICES-003 Class B
NZ Telepermit
ROHS compliant
Saudi Arabia CITC
So. Africa ICASA
So. Korea KC
UAE TRA
UL 62368-1
VCCI Class B
Eurasian Customs Union EAC
Indonesia SDPPI
Mexico NOM ANCE
TAA
UK - UKCA
Energy star certified ENERGY STAR® certified
Country of origin Made in China
UPC number 196188444504
Color White
Midnight blue
Package weight 0.66 lb
Master carton dimension (imperial) 9.64 x 17.32 x 11.61 in
Package dimensions (W x D x H) 7.48 x 8.26 x 2.16 in
Pallet dimensions 40 x 48 x 58.66 in
Multiple order quantity 5
Products per pallet layer 40
Pallet (layers) 5
Products per pallet 200
Cartons per pallet 40
Cartons per layer 8
Master carton weight (imperial) 13.5 lb
Pallet weight 787.05 lb
Special features Unicode UTF-8 character support
Adjustable desk stand (2 positions)
Second display with 6 keys supporting up to 12 contacts1
Power 13 W (maximum)
Built-in auto-sensing IEEE 802.3af Power over Ethernet (Class 4)2,3
Wireless technologies NFC4
Network protocols, supported DHCP VLAN discovery
LLDP-MED for VLAN discovery
FTP/TFTP/HTTP/HTTPS server-based central provisioning
Hardware diagnostics
Manual or dynamic host configuration protocol (DHCP) network setup
Network address translation support for static configuration and Keep-Alive
QoS Support — IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS, and DHCP
Status and statistics reporting
Syslog Event Logging
Conforms to IEEE802.3-2005 (Clause 40) for physical media attachment
Conforms to IEEE802.3-2002 (Clause 28) for link partner auto-negotiation
Time and date synchronization using SNTP
RTCP and RTP support
IPv4
IPv6
Provisioning and call server redundancy support
DNS-SRV
UDP
SIP protocol support
IETF SIP (RFC 3261 and companion RFCs)
VoIP features 8 line keys supporting up to 32 SIP lines with pagination
Audio codecs G.711 (A-law and μ-law)
G.722
G.729AB
iLBC
OPUS
G.722.1
Headset ports 1 RJ-9
1 Electronic Hook Switch (EHS) port for optional APP-51 adapter
Headset and handset compatibility Compatible with commercially available TTY adapter equipment
Compliant with ADA Section 508 Subpart B 1194.23 (all)
Hearing aid compatibility to ITU-TP.370 and TIA 504A standards
Hearing aid compatible (HAC) handset for magnetic coupling to hearing aids
USB Type-C® headset support
Telephony and call handling features 4 context-sensitive soft keys
4 way navigation key cluster with center Select key
Bundled with Polycom UC Software: Corporate Directory Access using LDAP
Busy Lamp Field (BLF)
Call timer and call waiting
Call transfer, hold, divert (forward), park, pickup
Called, calling, connected party information
Calling Party Identification (RFC8225 classifications — Trusted, Unknown, SPAM)
Distinctive incoming call treatment/call waiting
Do not disturb function
Electronic hook switch capable
Enhanced Feature Keys make powerful feature shortcuts online key appearances or soft keys
Headset select key (illuminated when selected)
Hold and transfer keys
Home and back feature keys
Local three-way audio conferencing
Local configurable digit map/dial plan
Mute key (illuminated when muted)
One-touch speed dial, redial
Pagination key for additional lines/contacts
Remote missed call notification
Reverse number lookup via LDAP
Shared call/bridged line appearance
Speakerphone select key (illuminated when selected)
Supports Polycom Apps SDK and API for third- party business and personal application
Visual Conference Management
Voicemail key
Volume +/- control keys
Flexible line appearance (one or more line keys can be assigned for each line extension)
14 line keys (arranged 8+6 on two displays) supporting up to 44 line key assignments for lines, contacts, and features with pagination5
Display size (diagonal) 3.5" (primary)
2.4" (secondary)
8.9 cm (3.5") (primary)
6.1 cm (2.4") (secondary)
Panel technology Color IPS LCD
Display features Lightbar status indicator (RGB with color mixing)
Native resolution 320 x 240 (primary)
240 x 320 (secondary)
Aspect ratio 4:3 (primary)
3:4 (secondary)
Operating humidity range 5 to 95%
Operating temperature range 0 to 40°C
32 to 104°F
Storage temperature range -40 to 70°C
-40 to 160°F
Audio Poly HD Voice
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
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
Security management 802.1X Authentication and EAPOL Media encryption via SRTP
Digest authentication
Encrypted configuration files
HTTPS secure provisioning
Password login
Support for signed software executables
Support for URL syntax with password
Transport Layer Security (TLS)
SRTP media encryption using AES 256 bits
Management Software Poly Zero Touch Provisioning
Poly Lens
Polycom Device Management Service for Service Providers (PDMS-SP) Cloud Management
SDP
Ports 1 USB 2.0 Type-C® (for media, storage applications, headset, expansion module)
2 RJ-45 (10/100/1000BASE-TX Mbps)