The single-line IP 420 is a cost-effective telephone ideal for open areas, including lobbies, classrooms and dorm rooms.

The IP 420 has 2 lines, full duplex speakerphone and an integrated Ethernet switch, allowing a network drop to be shared with a desktop PC.

Highlights

• 2 lines
• Full-duplex speakerphone
• Built-in 10/100 Ethernet switch

Features
Feature Keys
Transfer Conference Hold Intercom Redial (History) Voicemail Options Directory

Display
130x28 pixels, backlit

Speakerphone
Full duplex

Audio Controls
Volume (independent control) Mute (LED indicator) Speakerphone (LED indicator) Headset (LED indicator)

Specifications
SIP protocol VLAN, DiffServ/ToS, QoS, G.711, G.722, G.723, G.726, G.729a, iLBC, Linear16 codecs Built-in 10/100 Ethernet switch 802.3af PoE (standard), or local power (optional) Class 1 PoE (2.4 W idle / 3.2 W active / 3.5 W max)

Environmental
Humidity: 5-90% relative (non-condensing) Operating temperature: 0-50° C