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Avaya IP Phone J129

The Avaya IP Phone J129 is a one line phone that can support two concurrent calls. This cost-effective IP Phone provides secure, reliable, basic voice communications as it packs all the essential call handling features you’d expect in an affordable, yet highly functional SIP phone. 

Avaya J129 IP phones supports Power over Ethernet(#PoE) which enables the phones to work through power outages if the wiring closet is backed up with a UPS system. 


  • Ease of use
  • Exceptional value
  • Security

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OPUS Codec, G.711a / u, G.722, G.726A, G.729, G.729A, G.729AB

Call Handling

Supports AST-SIP* for enhanced features and integration • Native support with IP Office • Single line phone, supports two concurrent calls • Mute Key with Mute Alerting • Recent Call Log (100

User Interface

• FSTN Monochrome 128x32 pixel display (56 x 14.5mm) • Three context-sensitive soft keys • Status indicators

Software Compatibility

• Avaya Aura® 6.2 FP4 • Avaya IP Office™ 10.0 SP7 • Avaya One Cloud 2.1 • Avaya Approved Third Party Platforms: RingCentral, 3CX 15.5, Netsapiens 40, FreeSwitch 1.8.5, Asterisk 16, Broadsoft


• Dual 10 / 100 Ethernet ports to support co-located PC • RJ45 connector • Wi-Fi® : Optional – J100 Wireless Module

Power Requirements

Supports Power over Ethernet (PoE) 802.3af as a Class 1 device • For customers requiring AC power, an Avaya global power adapter must be used together with a standard country specific power c


Support for the following languages: • English, French, German, Italian, Spanish, Brazilian-Portuguese, Russian, Korean, Hebrew, Dutch, Polish, Turkish and Simplified Chinese

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