The Avaya J139 IP Phone is a cost-effective, entry-level IP Phone that addresses the need for secure, basic voice communications for users within large Enterprises and Small and Medium-sized companies. It is well suited for for business workers that need only the most frequently used features.

The Avaya J139 IP Phone provides the following capabilities:
• Multiple line phone with four red/green line/feature
indicators around display
• 2.8” (diagonal) color display – 320 x 240 pixels
• 4 Context Sensitive Soft Keys
• Supports SIP-AST for enhanced features and integration
on Avaya Aura5
• Supports “CCMS over SIP” for features and integration
on IP Office6
• Supported on selected 3rd-party Open SIP call platforms.
• Handset & Speakerphone. Integrated RJ9 headset port with
Electronic Hook Switch (EHS)..
• Recent Call Log (100 entries) / Aura Contact List (250 entries)
• Built in volume boost control in Handset for Hearing Impaired7
• Mute Key with Mute Alerting
• Dual 10/100/1000 Ethernet ports to support co-located PC
• Power over Ethernet Class 1 and support for 802.3az.
• Simultaneous Registration & Fallback like 9600-series1
• Support for TLS / SRTP for encryption 8
• Supports Basic IPT License; Enhanced IPT License for Security & Aura Resiliency, Core License for SBC; and Avaya IP Endpoint License with IP Office
• Configurable via web interface.
• Support for Avaya L100 headsets

The Avaya J139 IP Phone is available in Cobalt Black.