Compatible Avaya phone models:

2500 sets, 2600 sets, 2702, 2830, 2831, 2836, 2837, 2851, 2992, 2993, 2994, 630, 631, 635, Attendant Consols, AT&T, CALL IV, Callmaster III, Lucent 500, 5902. Lucent 500, Lucent 502.

Compatible Nortel phone models:

Attendant Consoles, Meridian Consoles,

This is only a partial list of compatible handsets. Please contact us to ensure compatibility with your system.