Products specifications

Attribute name	Attribute value
Voice codecs	G.711a,G.722,G.729A,G.729B,iLBC
Width	8.15"
Depth	8.11"
Height	1.1"
Weight	30.6 oz
Mounting	Desk/Wall
Speakerphone	Y
Volume Control	Digital
Display	LCD
Case Material	Polycarbonate
Touchscreen	N
Bluetooth	N
Caller ID	Y
Conference call	Y
Speed dialing	Y
Call hold	Y
Handset type	Wired handset
Lines quantity	4 lines
Call forwarding	Y
Integrated voicemail	Y
Technical details
Product color	Black, Silver
Ports & interfaces
Ethernet LAN (RJ-45) ports	2
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Storage temperature (T-T)	-10 - 60 °C
Operating relative humidity (H-H)	10 - 90 %
Storage relative humidity (H-H)	10 - 95 %
Features
Safety	UL 60950, CAN/CSA - C22.2, EN 60950, IEC 60950, AS/NZS 60950, GB4943
Product type	IP Phone
Performance
Ethernet LAN	Y
Ergonomics
Display resolution	396 x 162 pixels
Network
Wi-Fi	N
Power over Ethernet (PoE)
Power over Ethernet (PoE)	Y
Security
Security algorithms	802.1x RADIUS
Protocols
Supported network protocols	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3af
Display
Display diagonal	3.5"
Call management
Call waiting	Y
Answering machine
Answering machine	Y