6V AC Adapter For Logitech Harmony 900 RF Extender Blaster Power Supply Charger | eBay
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Amazon.com: PK Power 8V AC/DC Adapter for Logitech Harmony 900 Remote Control(ONLY for Logitech Harmony 900 Remote Control. NOT 5.5V or 5.8V Output. NOT fit Harmony 900 RF Extender System/IR Blaster.… :