DIMENSIONS:
- With handset: 17.8cm x 21.6cm x 5.2cm WxHxD (7.0in x 8.5in x 2.0in WxHxD)
- Without handset: 10.5cm x 21.6cm x 5.2cm WxHxD (4.1in x 8.5in x 2.0in WxHxD)

GENERAL:
- User Interface Features:
- Gesture-based, multitouch-capable touchscreen
- 5-inch color LCD (720 x 1280 pixel)
- 9:16 aspect ratio Screensaver
- On-screen virtual keyboard
- Voicemail support
- Adjustable base height
- 1 USB type-A port (2.0 compliant) for media and storage applications
- 1 USB Type-C port (2.0 compliant) for media and storage applications
- Integrated Bluetooth 4.2
- Unicode UTF-8 character support
- Adjustable font size selection (regular, medium, large)
- Normal and dark mode
- Multilingual user interface* including Chinese, Danish, Dutch, English (Canada/ US/UK), French, German, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Slovenian, Spanish, and Swedish
*Planned localization

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
- TIA-920 wideband audio, type 1 compliant (IEEE 1329 full duplex)
- Frequency response—100 Hz–20 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
- 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
- OPUS support

Headset and Handset Compatibility:
- Dedicated RJ-9 headset port
- Hearing aid compatibility to ITU-T P.370 and TIA 504A standards
- Compliant with ADA Section 508 Subpart B 1194.23 (all)
- Hearing aid compatible (HAC) handset for magnetic coupling to hearing aids
- Compatible with commercially available TTY adapter equipment
- USB headset support
- Bluetooth headset support

Network and Provisioning:
- SIP protocol support
- SDP
- IETF SIP (RFC 3261 and companion RFCs)
- Two-port gigabit Ethernet switch
10/100/1000 Base-TX across LAN and PC ports
- Conforms to IEEE802.3-2005 (Clause 40) for physical media attachment
- Conforms to IEEE802.3-2002 (Clause 28) for link partner auto-negotiation

- Wi-Fi network connectivity (CCX 505):
2.4-2.4835 GHz (802.11b, 802.11g, 802.11n HT-20)
5.15-5.825 GHz (802.11a, 802.11n, HT-20, 802.11n HT-40)

- Manual or dynamic host configuration protocol (DHCP) network setup
- Time and date synchronization using SNTP
FTP/TFTP/HTTP/HTTPS server-based central provisioning for mass deployments
- Provisioning and call server redundancy supported *
- QoS Support—IEEE 802.1p/Q tagging
(VLAN), Layer 3 TOS, and DHCP
VLAN—CDP, DHCP VLAN discovery, LLDPMED for VLAN discovery - Network address translation support for static configuration and “keep-alive”
- SIP signaling
- RTCP and RTP support
- Event logging
- Syslog
- Hardware diagnostics
- Status and statistics reporting
- IPv4 and IPv6
- TCP
- UDP
- DNS-SRV

Power:
- Built-in auto sensing IEEE 802.3af Power over Ethernet (Class 0) 13W (Max)
- External universal AC/DC adapter (optional) 48VDC @ 0.52A (25W)
- ENERGY STAR® rated

PACKAGE CONTENTS:
- Console
- Handset with handset cord (handset model only)
- Network (LAN) cable—CAT-5E
- Desk stand
- Setup sheet