Inogen is great especially for travelers Customer Service/Sales was great to work with. I began using my Inogen in the USA and my night O2 levels improved. I was pleased with the machine's portability on my trip to Australia and my ability to use it while in a foreign country.

THE TIGHTENING PIECE BEHIND THE HEAD… THE TIGHTENING PIECE BEHIND HE HEAD KEEPS LOOSENING AND NEED TO BE TIGHTENED. I'M THE HUSBAND AND IF I'M THERE, I CAN TIGHTEN IT. OTHERWISE, SHE'S STUCK. IS THERE A CURE? ALAN L

I called for customer service and had… I called for customer service and had long wait times to be told someone would have to call back and they did not - this was on two occasions. The blue tooth on the device, I was told by an IT person-because I could not reach the Inogen people, is non-functioning.

the sales guy was great but i bought… the sales guy was great but i bought too soon. hit the road so it was a month before i could try it. easy set up. but no one told me that the system has a 5-6 sec cadence of a repetitive 'pop'. Super annoying. sales support good. follow up good. gatekeeper answering service is an idiot who kept me from buying for almost a month.

G5 heavier than advertised G5 heavier than advertised. Given no instructions on connecting tubing for use throughout house for larger concentrator