Avaya Partner 18D

Avaya, AT&T, Lucent, Partner MLS 18D, 34D Headsets

Avaya 1408, 1416, 2410, 2420, 302D Attendant Console, 4406D+, 4412D+, 4424D+, 4424LD+, 4610SW, 4620, 4620SW, 4621SW, 4625SW, 4630, 4630SW, 5410, 5420, 5610SW, 5620SW, 5621SW, 6416D+M, 6424D+M, 9404, 9408, 9504, 9508

Here are compatible Plantronics and Jabra Corded Headsets for Avaya/Lucent/AT&T Partner MLS12, 12D, 18, 18D, 34, 34D (It is also known as Euro Style 18D, MLS 34D, etc.) phones.
Plantronics and Jabra wireless headsets: