Yall Stock via eBay offers the MOXO Portable Wireless Bluetooth Levitating Maglev Speaker in White for $85.39 (£59.99) with free shipping. That's tied with our January mention and the lowest total price we've seen. (It's a current low by $10.) It features a frequency range of 40Hz to 20kHz and charges via USB.

Expect delivery to take between two to five weeks.