There are many devices out there that no-one really needs, but have a specific purpose that can help to improve one’s quality of life a bit. Twelve South’s AirFly Duo is one such product. It’s a dongle that lets you connect Bluetooth earbuds and headphones to in-flight entertainment systems. The device is currently on sale for $30, which is a record low. The AirFly Duo usually costs $45.
This is one of our favorite pieces of travel gear. It plugs into any 3.5mm audio jack, actually, so you can use it
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