Specification: Ports
2 USB Type-A 5Gbps signaling rate; 1 HDMI-in 2.0; 1 line in; 1 line out; 2 HDMI-out 2.0 (video); 1 PoE+ 802.3at-class 4 LAN RJ-45; 1 LLN RJ-45; 1 USB Type-C® 5Gbps signaling rate (with DisplayPort™ Alt Mode for video input)
Security management
802.1x support
Special features
Speaker framing; People framing; Group framing; Presenter tracking; DirectorAI perimeter supported
Features: Includes an Ooma HD3 Handset, Supports single-line operation, Cordless telephone type, Digital answering system with 17 minutes of recording capacity, 150 hours of phone standby time, Ooma Telo Device with Power Adapter and Ethernet Cable, Black HD3 Handset with Charging Cradle and Power Adapter, 2 AAA batteries included, Corded electric
Features: Mid-level phone, ideal for professionals and managers with moderate call load
4.3" 480x272-pixel color display, fully adjustable
HD Voice with Yealink Acoustic Shield technology
10 line keys, 16 SIP accounts, 27 memory keys
Built-in Bluetooth, Wi-Fi
Dual-port Gigabit Ethernet
1xUSB port for call recording and wireless USB headset
Power supply not included
Protocols: 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)
Security: 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