Do I need to have a Philips Respironics device to use DreamMapper?

Yes. DreamMapper works with the following devices:

 

CPAP Devices:

 - REMstar Plus C-Flex

 - REMstar Pro C-Flex+

 - REMstar Auto A-Flex

 

 BiPAP Devices:

 - BiPAP Pro Bi-Flex

 - BiPAP Auto Bi-Flex

 - BiPAP AutoSV Advanced System One