I was able to carry this on Southwest and Spirit airlines without issues. As far as the rest, it looks great and really, like a higher end item to me I was torn between the black and copper finish but in the end, I chose black and glad I did. Look and work fantastic, really bright and visible, just wish the wires where heavier, how much more would that cost, but in mass production guess everything counts. A little background: Ive been doing electrical and electronics for over 40 years and was an aviation electronics tech in the US Navy so Ive worked on everything from simple car/truck/trailer wiring, residential/commercial electrical, and electrical/electronics on military aircraft so Ive dealt with wires as small as 24awg all the way up to 500 MCM (wires about 1" across) which means Ive done a fair bit of splicing in my life. Maintenance? Not a biggie, comparatively. I purchased this to go wireless with 2 guitars. -Audio: secondo me per il prezzo che sono vendute laudio è eccezionale, ha dei bassi profondi e degli alti ben definiti. This was the only place I could find the. However I did not take into account that when the pastor wore it under vestments the button on/off switch kept getting turned off. It seems plenty strong enough for anything you SHOULD use it for