Here is a compact Bluetooth speaker inspired by the volume knob of old audio systems. It has a 2.4 x 2 x 2.4″ footprint, weighing only 2.4oz, so you can easily take it with you anywhere. The Volume Knob Bluetooth Speaker has a neodymium magnet on its back, so you can easily attach it to the door of your refrigerator.
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This speaker has Bluetooth 5.0 connectivity with a range of under 33 feet. It lasts up to 8 hours depending on how you use it. It can be paired with another unit for stereo sound. This speaker is IPX4 rated.
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