Avaya J159 IP Phone – Multiline dual color display IP Phone ideally suited for power users

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Ships today if ordered in the next 12 hours and 49 minutes!

Regular Price €337.00 Special Price €224.00 €185.12

The Avaya IP Phone J159 is a multiline phone ideally suited for power users who consider the phone to be one of many useful communication tools and who rely on common functions like directory and speed dial to enhance productivity and collaboration.

  • Dual Color Display
  • 48 administrative buttons
  • Dual 10/100/1Gb network interface
  • Optional Wi-Fi®
  • Headset port

Best fit for

The Avaya J159 IP Phone give Your Power Users an IP Phone that has a small form factor packed with numerous feature buttons and meets the everyday voice communications needs of users that need more than basic telephony features.

The Avaya J159 is often used for headquarters, remote locations, or home offices.


The Avaya J159 IP Phone is a high performing IP Phone and features primary and secondary color displays, 4 softkeys, high definition audio quality, integrated Gigabit Ethernet interface, headset support, and optional Wi-Fi®.

The Avaya J159 have a Primary color display—2.8 inches x 2.1 inches (7.0 cm x 5.3 cm)— Diagonal width: 3.5 inches (8.8 cm) with two red / green line / feature button indicators on the left side and two red / green line / feature button indicators on the right side of the color display.
The secondary color display — 2.3”, 160 x 240 pixel have eight red / green feature button indicators on the right side for use of rich features delivered by Avaya IP Office and Avaya Aura.
Beneath the primary color display are four context-sensitive soft keys.
In the middle of the IP Phone is a navigation cluster for cursor movement or selection of options on the Phone screen or in other menus.
On the Avaya J159 IP Phone are hard buttons for direct access to messages, contacts, history/mist calls, home, navigation cluster, headset, speaker, volume, mute, redial, transfer, conference and hold.
Thanks to the smart use of navigation buttons, 48 features can be programmed on the function buttons.
Rich, classic, alternate, and downloadable ringtones
It has a small footprint on the desk using a two-position stand and is available in Cobalt Black.  
The bright color displays that can be personalized and shows you context-sensitive information.  
Provides visual cues that can speed task management through 10 dual—color Red / Green LED buttons

Ease of use

This IP Phone is a one line phone that can support two concurrent calls. Easy to use, the Avaya J159 has 4 context-sensitive soft keys and shows display prompts that enables the user to quickly access and confidently use features including transferring or forwarding calls, placing or retrieving calls on hold, initiating an ad-hoc conference call, viewing the recent call history, dialing a number from the Directory or Recent Call History, accessing voicemail, using park / unpark functionality and more


The dual 10 / 100 /1000 Ethernet ports enable easier building cabling since a co-located PC gains access to the LAN through the Phone. The Avaya J159 supports Power over Ethernet as a power efficient Class 1 device and supports 802.3az. If there is no Power over Ethernet available, power can be supplied by an optional local 5V DC Power supply.

Fits 3rd-party open SIP call platforms

The Avaya J159 IP Phone is not only suited for Avaya Aura or Avaya IP Office platforms. The  Avaya J159 IP Phone  with J100 SIP software is also supported with selected 3rd-party open SIP call platforms.
For example, if you use this phone on a Avaya platform and migrate later to another 3rd-party open SIP Platform, then there is no use for buying new SIP Phones.
If you do not have a Avaya platform and want to use this Avaya  J159 SIP phone directly on a 3rd-party open SIP call  platform then we advise you to purchase the J159 type 3PCC 3rd party open SIP only variant. This variant is priced cheaper.
The following 3rd party SIP platforms are supported;

  • Ringcentral
  • 3CX
  • Netsapiens
  • Freeswitch
  • Asterisk
  • Broadsoft
  • Microsoft
  • Metaswitch

In the download tab are installation and configuration guides for various SIP call platforms available.

NOW also Available as DaaS ( Device as a service )

The Avaya J159 IP Phone is also available as Device as a Service.
There are three options for the duration of the subscription terms:

  • 12 months (1 year)
  • 36 months (3 years)
  • 60 months (5 years)
More Information
Condition New
Warranty 2 Years
Warranty type Carry in
MPN 700512394
Manufacturer Avaya
Ethernet LAN speed 10 Mb, 10/100 Mb, 10/100/1000 Mb ( 1Gb )
Ethernet connection Dual 10 / 100 / 1000 Ethernet ports to support co-located PC
Wifi Wi-Fi® : Optional – J100 Wireless Module
Power over ethernet Supports Power over Ethernet (PoE) 802.3af as a Class 1 device and supports 802.3az
Local power supply Optional 5V Adapter
Webinterface for configuration Webinterface available for configuration
Platform support Avaya Aura® R6.3 FP4 and higher, Avaya IP Office R11.0.4.2 and higher, Avaya Cloud office, Ringcentral, Broadsoft Broadworks R21SP1, Zang Office R1.0, Avaya Approved Third Party Platforms
Bluetooth No
Wall mountable Yes with optional Wallmount bracket
Softkeys 4 context-sensitive soft keys
Programmable function buttons 48
Button module expansion No
Display details Primary: Color 2.8”, 320 x 240 pixel and Secondary: Color 2.3”, 160 x 240 pixel
Headset port Yes
Integrated electronic hookswitch ( For headset ) Yes
Headset connector RJ9
Handset Wired handset
Handsfree speaker full duplex speaker for hands-free conversations
Hearing Aid compatible ( HAC ) Ergonomic Hearing Aid Compatible Handset Supports TTD Acoustic Coupler
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