Sound quality deteriorates to the point of this not being fit for purpose. Beim Schreiben auf dem iPad gibt es keine Verzögerung und es fühlt sich an wie das Schreiben auf Papier. It swivels only when you want it to. Quality is good, seems sturdy. Actually I use 2of those for 2 ebikes, 26 and 27, extremely happy with them. I find new things on it every day. On the 20th month of that policy, the Ninja began randomly FLOODING the countertop with water! Estimated weight about 120lbs. Der Versand war super schnell und die gelieferten Kopfhörer sind super! It works very well for these devices.