| Display | 5-inch (12.7 cm) multi-touch screen, 16:9 aspect ratio |
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| Video resolution | None (device has no camera) |
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| SIP accounts | Up to 3 lines (no more than one Skype for Business and Microsoft Teams line) |
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| Wireless technology | Bluetooth 4.2 and Wi-Fi 802.11a/b/g/n (2.4 and 5 GHz) |
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| Speaker | Full-duplex hands-free (Poly Acoustic Clarity) |
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| Voice codecs | G.711 (A-law and µ-law), G.722, G.722.1, G.722.1C, G.729AB, G.719, Polycom Siren 7, Siren 14, iLBC, OPUS |
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| VoIP protocols | SIP (IETF SIP, RFC 3261 and associated RFCs) |
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| Call management | Call transfer, hold, call forwarding, park, pickup, caller ID (RFC8225 classifications: trusted, unknown, SPAM), distinctive incoming call treatment, do not disturb, one-touch speed dial, redial, shared calls and boss-admin feature |
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| Local conferencing | 5 local participants |
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| Supported network protocols | IPv4, IPv6, UDP, DNS-SRV, RTP and RTCP, DHCP (network configuration and VLAN discovery), LLDP-MED, FTP/TFTP/HTTP/HTTPS central provisioning, SNTP, 802.1p/Q (VLAN) and Layer 3 TOS quality of service, Syslog logging, call server redundancy |
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| Network interfaces | 2 RJ-45 10/100/1000BASE-TX Mbps Ethernet ports (LAN IN and LAN OUT) |
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| Security | 802.1X authentication and EAPOL media encryption via SRTP, encrypted configuration files, secure HTTPS provisioning, password login, certified software executables, TLS, WPA/WPA2 Wi-Fi encryption with 802.1X, FIPS 140-2 validated cryptographic module |
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| Talk time | None (phone permanently powered) |
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| Standby time | None (phone permanently powered) |
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| Box contents | Console, CAT-5E LAN network cable, USB Type-A cable, cable sleeve, tactile accessibility frame, setup sheet |
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