The J189 telephone is a SIP telephone supported on systems running Release 11.1 FP1 or higher software.
5" Color display (800 x 480).
48 programmable button slots (buttons 1 to 48). The button slots can be arranged in single or two column pages (see Single/Dual Column Display).
10 twin-LED (red and green) physical buttons are used to indicate the status of the programmable button slots currently in view.
2.4" Color display (240 x 320).
24 programmable button slots (buttons 25 to 48 from the same pool as the primary display). The button slots are arranged in 4-pages of 6.
6 twin-LED (red and green) physical buttons are 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.
Additional non-illuminated button for call drop.
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.
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.
Two USB Ports (USB-A and USB-C) supported for device charging and USB headset connection.