Thanks for the input so far .... I am just wondering why I should avoid the "M" series of machines? Are they that bad quality wise? I have to admit I am/was leaning to the "M" series because I think it would be very similar to the Bipap Pro 2 (settings wise) -- but I do like the idea of the Resmed b...

Hi everyone. I hope everyone had a safe new year. Well Jan has finally come -- our insurance fund starts all over. I figure it would be a good time to get set up with a new machine since the Bipap Pro 2 I have had for about 5 years now. I am looking for a much smaller and quieter machine. My wife is...

Hello everyone. First time - long time. I have been in a BiPAP (Bipap Pro 2 /w Bi-Flex) for over 5 years now. In the last few days I have noticed the machine sounding very different. I also thought I smelled something burning. It seems to be operating as normal -- but does not sound right. Now, it's...