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Audio Adapters
Reduce noise in your USB audio playback with the iFi AUDIO iDefender+ USB Type-A Ground Loop Breaker. This device is designed to eliminate noise caused by ground loops. It has a USB 3.1 Gen 1 Type-A input and a USB Type-A output and can be powered via USB from your device or with an optional USB Type-C power adapter.
When plugged into your source device's USB port, the iDefender+ is designed to detect whether there's a ground loop problem and break it by disconnecting the computer's ground, virtually eliminating audible ground-loop hum and lowering the system noise floor to enhance resolution and dynamic audio contrast.
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Continue shoppingWe offer standard delivery in 2 business days or less.
Delivery time for standard shipping to any of the 48 contiguous U.S. states is 1-2 business days. Delivery time for standard shipping to Alaska, Hawaii, and Puerto Rico is 4-6 business days. Business days include Monday - Friday and exclude UPS holidays.
Note: Delivery time estimates do not apply to large or heavy items that require special shipping (including most TVs), items shipped directly from the manufacturer, or out-of-stock items. Some items that ship from the manufacturer can only be delivered to addresses within the 48 contiguous states.
Map of estimated, standard delivery time to the U.S. and Puerto Rico.