| Display | 3.5-inch (8.9 cm) IPS colour LCD, 320 x 240, 4:3 aspect ratio |
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| Video resolution | None (device has no camera) |
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| Line keys | 8 line keys, up to 32 SIP lines with pagination |
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| Wireless technology | Bluetooth 5.0, Wi-Fi 802.11a/b/g/n (2.4 and 5 GHz) and NFC |
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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.729AB, iLBC, OPUS, G.722.1 |
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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 | 3 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 |
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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 |
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| Programmable keys | 4 programmable context-sensitive keys |
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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, handset and its cord, desk stand, CAT-5E LAN network cable, setup sheet |
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