Mitel PKM Interface Module v2 (Part# 50005662)

This module is required to attach 5412 or 5448 PKM units to one of the following Mitel phones: 5220, 5224, 5324, 5330, 5330e, 5340, 5340e, 8528, and 8568 (note: 5220, 8528 and 8568 require 24v power adapter).

Includes jumper wire.