General
Product type
VoIP conference phone
Integrated components
Bluetooth interface
Telephone features
Cordless telephone standard
IEEE 802.11a/b/g/n (Wi-Fi) / Bluetooth 4.2
Wireless interface prepared
Wi-Fi / Bluetooth
Call services
Voice mail, call waiting, call forwarding, call transfer, hold
Position of the selector
Telephone
Conference-capable
Five-way
Display
Busy lamp field (BLF)
Additional features
Call recording, intercom, redial, mute, emergency call, Yealink Noise Proof Technology, hybrid UC meeting, Optima HD audio, call pickup, Do Not Disturb (DND), security slot, callback button, anonymous call, reject anonymous calls, smart noise filtering
Conference phone
Package contents
Conference phone console
Console microphone pickup range
6 m
Features
Echo cancellation, noise suppression, integrated 1-microphone array for noise suppression, sound detection via integrated 6-microphone array
IP telephony
Key features
Support for a wide range of VoIP protocols
VoIP protocols
SIP, SIP v2, SRTP
Voice codecs
G.722, G.723, G.729, G.711a, G.726, iLBC, G.722.1c, Opus, G.711µ, PCMA, PCMU
Quality of Service
IEEE 802.1Q (VLAN), IEEE 802.1p, Layer 3 TOS
IP address assignment
DHCP, static
Security
WPA2, EAP-MD5, TLS, AES, WPA3, TLS 1.3
Power Over Ethernet (PoE) support
Yes
Network Protocols
TCP, TFTP, UDP, HTTP, HTTPS, SRTP, TR-069, SNTP, GARP, DNS SRV, Lightweight Directory Access Protocol (LDAP), DSCP
No. of network ports
1 x Ethernet 10/100Base-TX
Voice features
Comfort Noise Generation (CNG), Voice Activity Detection (VAD), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC)
Network features
Class 3 PoE, Lightweight Directory Access Protocol (LDAP), STUN, Network Address Translation (NAT) Traversal, 1 SIP account
Phone memory
Phonebook capacity
1000 names and numbers
Display
Type
Touchscreen LCD display - color
Display location
Telephone
Diagonal Dimension
10.2 cm (4")
Screen resolution
480 x 800 pixels
Various
Placement/mounting
On a table
Cables included
Ethernet cable - 7.5 m
Accessories included
Screwdriver, screw M2x x 5
Power supply
Power Consumption
3.5 - 11 W (PSU), 4 - 12 W (PoE)
Dimensions & weight (base)
German
