Display resolution
480 x 320 pixels
Connections and interfaces
NUMBER of RJ9 connections
2
Headset
HD Handset (RJ9) x1
Number of Ethernet LAN connections (RJ-45)
2
Direct current connection (DC)
Yes
Power over Ethernet (PoE)
Yes
AC adapter Output current
2 A
Power supply unit Output voltage
5 V
Microphone frequency
0 - 70 Hz
Language codec
iLBC, AGC, G.711a, G.711u, G.722, G.723.1, G.726, G.729, G.729A, G.729ab, VAD, PLC, G.729B
Interface type Ethernet-LAN
Gigabit Ethernet
WLAN standards
802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Ethernet LAN data transfer rates
1000 Mbit/s, 100, 10
Supported security algorithms
WPA2-PSK, WPA, EAP
Supported network protocols
802.1x, STUN, SNTP, SIP2.0 over UDP/TCP/TLS, RTP/RTCP/SRTP, PPPoE, LLDP, FTP/TFTP, DHCP, CDP, OpenVPN
Quality of Service (QoS) support
Yes
Operating temperature
0 - 45 °C
Relative humidity in operation
10 - 95 %
Telephone book capacity
1000 entries
Synchronized call logs
Yes
Anonymous Call Rejection
Yes
DND (Do Not Disturb) function
Yes
Handset type
Corded handset