Phone Features
Call Services
Voice Mail, Call Waiting, Call Forwarding, Call Transfer, Call Hold
Dialer Location
Base
Conference Call Capability
3-way
Speakerphone
Yes
Volume Control
Yes
Additional Functions
Call timer, redial, Do not disturb, HD Voice
IP Telephony
Main Features
Multiple VoIP protocol support, integrated Ethernet switch
VoIP
Yes
VoIP Protocols
SIP, RTCP, RTP, SRTP, SDP
Voice Codecs
G.722, G.729ab, G.711u, G.711a, iLBC, Opus
Lines Supported
4 lines
Quality of Service
IEEE 802.1Q (VLAN), IEEE 802.1p, Diffserv per device (QoS)
IP Address Assignment
DHCP, static
Security
IEEE 802.1X, TLS
Power Over Ethernet (PoE) Support
Yes
Network Protocols
TCP, TFTP, UDP, HTTP, DNS, HTTPS, SRTP, Link Layer Discovery Protocol - Media Endpoint Discovery (LLDP-MED), RTCP, RTP, SNTP
Network Ports Qty
2 x Ethernet 10Base-T/100Base-TX/1000Base-T
Compatible Software
OBi Zero-Touch
Voice Features
Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), Polycom Acoustic Fence technology, Acoustic Clarity Technology
Network Features
Class 2 PoE, Lightweight Directory Access Protocol (LDAP)
Miscellaneous
Connections
Headset jack / RJ-9
Hearing Aid Compatible
Yes
Software Certification
Zoom Certified
Placing / Mounting
Wall-mountable, table-top
Cables Included
Network cable
Included Accessories
Stand, wall mount
