Mitel PKM IP Interface Module (50005662) (v2) with jumper wire

Mitel (50005662) IP PKM Interface Module (v2) with mini jumper cable Refurbished The IP Programmable Key Modules (PKM) are peripheral devices providing connectivity (the Interface Module) or additional personal keys (the IP PKM12 and IP PKM48) for IP and Digital Phones.   Phone Compatibility:   Mitel 5220, 5224, 5235, 5324, 5330, 5340 IP Phones Mitel 8528, 8568 Digital Phones   System Software Requirements: MCD Release 4.1 SP3 and later software 5000 Communications Platform Release 3.2 and later software SX-200 ICP Release 4.0 UR5 and later software