The J100 SIP software used by the Avaya IXTM J159 IP Phone supports the Avaya SIPAST software with Avaya Aura®, which gives more functionalities above third-party offers that use ‘SIPPING 19’ standards-based SIP software. The Avaya IXTM J159 IP Phone provides incremental features above third-party solutions with J100 SIP software and IP Office 11.0.4.2 or later software.

Avaya J159 Technical Specifications:

• 8 buttons with dual LEDs (red, green)
• 4 softkeys
• Hard buttons for phone, messages, contacts, history, home, navigation cluster, headset, speaker, volume, mute
• LEDs for speaker, mute, headset, message, history
• 24 administrative buttons
• Wideband audio in handset and headset
• Full duplex speakerphone
• Ergonomic hearing aid compatible handset supports TTD acoustic coupler
• Message waiting indicator
• Mute indicator with optional mute alerting
• IC call alerting with 360-degree visibility
• Dual-position stand, optional wall mount stand
• Gigabit Ethernet (10 / 100 / 1000) line interface
• Second Ethernet interface 10 / 100 / 1000 Mbps
• PoE Class 1, 802.3az, optional 5v AC-DC,WMM,EAP-FAST,PEAP-MSCH- APv2
• Accommodates advanced unified communications solutions through Session Initiation Protocol (SIP)
• Integrated RJ9 headset port with Electronic Hook Switch (EHS)
• Built in volume boost control in handset for hearing impaired
• Power over Ethernet Class 1 (class 2 with JBM24/JEM24) and support for 802.3az
• Powered via Power over Ethernet (PoE), optional PoE injector, or optional 5V power supply (sold separately; see drop down option above)