Additional programmable buttons (buttons 25 to 96) can be added by the addition of up to 3 button modules. See Button Modules.
8 twin-LED (red and green) physical buttons used to indicate the status of the programmable button slots currently in view.
4 Additional buttons under the primary display. These are used for context-sensitive soft key functions. The buttons current function is indicated by the display label above it. See Call Soft Keys.
Illuminated buttons for missed calls/call log, speaker, headset and mute.
Non-illuminated buttons for messages, contacts, phone and configuration menu access.
Call alerting/message waiting indication lamp.
Dual 10/100/1000 Mbps Ethernet ports. One for phone network connection. One for PC pass-through to allow co-location with a user PC.
The phone includes a two-position desk stand. An optional wall mounting stand is available.
The J100 Series phones support the following audio codecs on IP Office: G.711, G.726a, G.729, G.729a, G.729ab, G.722.
Power via either PoE (Power over Ethernet). The phone is a PoE Class 1 device. An optional 5V power supply unit is available for locations where PoE is not available or suitable.
The phone changes to PoE Class 2 when using a button module or modules.
Slot for an optional J100 wireless module. The module allows the phone to connect to the network using Wi-Fi and/or to use Bluetooth headsets.