The Avaya J139 IP Device is a cost-effective, entry-level IP device that addresses the need for secure, basic voice communications for users within large Enterprises and Small and Medium-sized companies. 

Avaya J139 IP Phone Features:

• 2.8" (Diagonal) Color Display
• Multi-line phone with 4 red/green line/feature indicators
• SIP Software Protocol
• 4 Softkeys
• Wideband audio for handset and wired headset
• Full Duplex Speakerphone
• Gigabit Ethernet 10/100/1000 line interface
• 2nd Gigabit Ethernet interface
• Dual position desk stand, optional wall mount stand (See Accessories)
• PoE Class (IEEE 802.3af) registers as class 1 device and supports 802.3az
• Optional AC to 5 volt adapter  (See Accessories)
• GSA Model available

Avaya J139 Phone Compatibility:

• Aura Platform 6.3 FP4
• IP Office 11.0 SP1