I was on the fence about buying this rack as I knew I needed 2 of them and wasnt sure how I could stack them securely. The written instructions come in a number of different languages, type fits are a bit small for my tired ancient eyes, but fortunately, operation is extremely simple. Hanno un funzionamento che più semplice di così non si può: prima pressione sul tasto “power”, seconda pressione e si connette facilmente al Bluetooth sia al cellulare che al tablet dell’IPhone e del Huawei. It works well, until my computer updates something, then my computer refuses to recognize the device. 9 / 7Soundstage. Maybe Ill get the sandals in the future. When youre spending this much its a minor expense more to up the usability and sound quality than these deliver. The in ear with battery are bluetooth which is inferior to RF. Dress is comfortable and fits great! My only complaint was that it was not cut to fit the airpods case properly.