I think I can think of some reasons why not, but Xiaomi generally makes quite dependable consumer electronics, and the company's bottom prices have disturbed other markets as training drivers.
Engadget is the Chinese smartphone manufacturer's $ 30 AirDot completely wireless earplug designed to compete with the likes of AirPods and Pixel Buds, but at a fraction of the price. The price has long been one of the most important factors that slow down the widespread adoption of technology, and if nothing else, Xiaomi shows it can be done very cheaply.
AirDots appears to be just China for now, priced at 1
Honestly, it's not bad at all for the price. Sound quality is a completely different question, of course. However, the availability of $ 29 wireless earplugs can help limit a move away from the headset connector for once-only budget handset at this point.