One of the more nifty things I saw at Mobile World Congress 2025 was HMD's nifty earbuds case. It has reverse wireless charging and even works with an iPhone.

HMD has unveiled a new pair of earbuds, called Amped Buds, at MWC 2025 that offer a unique feature other earbud makers should copy.

Extra charge for your phone — or tons of power for your earbuds.

Not only can the case wirelessly charge HMD phones like the Skyline, but it can charge other wireless-charging compatible phones too -- the iPhone, for example. If your buds run o

HMD’s Amped Earbuds come with a charging case that can also wirelessly power up your phone. The 1,600mAh Qi2 case doubles as a power bank for iPhones, HMD’s Skyline, and other compatible phones. The case is thicker at 14mm and features a unique hinge system for storing and charging the buds.

The Amped Buds also come with active noise cancellation, environmental noise cancellation, and a dedicated equalizer through a smartphone app. The Mobile World Congress is an annual event that showcases the best from the smartphone world.