Very fast shipping
Very fast shipping. Great little machine which is very light and easy to carry.
By Amanda B.
Saturday, November 7, 2026 · Customer reviews of US businesses
The Fair Hearing score
Average
267 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
TTLIFE from American Medical Sales has over 15 years of oxygen therapy experience and we offer the highest quality brands of Portable Oxygen Concentrators, Home Oxygen Concentrators.
TTLIFE (oxygenconcentrator.shop) has 267 customer reviews on The Fair Hearing, with an average rating of 3.7 out of 5.
267 approved reviews, newest moderated first
Very fast shipping. Great little machine which is very light and easy to carry.
By Amanda B.
Ordered unit on line. Received unit promptly in excellent package. Also posed question them and received a prompt answer. Greatly appreciated . Tis is second unit i have purchased.
By Donald San S.
I haven't had this unit very long; so far it meets all of my requirements. It is 3L pulse, lightweight, easy to operate and easy to carry. And it is reasonable priced.
By Larry K.
the Machine came to me quickly and it works great!!!!!!! I WOULD BUY AGAIN FROM THIS COMPANY AND I MAY IN THE VERY NEAR FUTURE.
By Charles F.
Quick Service with a good quality product at a fair price
By Mike
They have not been helpful as I have tried to return this item as I have found out that the specifications are not as advertised. I now have a useless brick that has cost me money that I cannot get back. I do NOT recommend purchasing from this company.
By Dick M.
Great product
By Bob
Very good sales
By Barbara B.