Home / PLX Audio Processors / Plantronics Adapter For Vista M22 $42.50 Replacement AC adapter for Vista M22/M12 Audio Processor. Plantronics Adapter For Vista M22 quantity Add to cart SKU: PH-80089-01 Category: PLX Audio Processors Product ID: 471 Description Description Replacement AC adapter for Vista M22/M12 Audio Processor. Related products Plantronics Vista Cable $27.50 Add to cart Plantronics MDA200 USB UC Communications Hub $210.00 Add to cart Plantronics Vista M22 Wired Audio Processor $152.50 Add to cart Plantronics Training Y-Adapter to Quick Disconnect (Connects Two Headsets for Training) $67.50 Add to cart