Osaki OS-4D Pro Paragon is a newly upgraded 4D massage chair with L-track and heating roller mechanism. Osaki’s the most popular and innovative 4D massage chair is OS-Pro Maestro, however the OS-4D Pro Paragon is the revolutionized and upgraded version. Paragon is designed with high technology systems such as voice recording, less space enlargement, heating rollers on the footrest and customized heating temperatures. By using the voice control and remote control, the user can approach and manage the massage chair easily without any difficulties.