EXR-3 Updates & Treiber EXR Factory Data (PC - USB) This is the original factory Songs, Styles and User Programs for the EXR-3, 5, and 7. Please refer to the "readma.pdf" for the loading procedure.Note: You will need a PC with a USB port running Windows 98 or higher. EXR-3 System Update Version 1.03 (MAC) This is the MAC version of the EXR-3 update. Please refer to the "readme.pdf" for the update procedure. EXR-3 System Update Version 1.03 (PC) This is the PC version of the EXR-3 update. Please refer to the "readme.pdf" for the update procedure. EXR Series USB Driver Ver 1.0.0 Windows® 8 EXR Series USB Driver Ver 1.0.0 Windows® 7 32-Bit EXR Series USB Driver Ver 1.0.0 Windows® 7 64-Bit EXR Series USB Driver Ver 1.0.0 Windows® Vista EXR Series USB Driver Ver 1.0.0 Mac OS 10.8 EXR Series USB Driver Ver 1.0.0 Mac OS 10.6 and 10.7 EXR Series USB Driver Ver 1.0.0 Mac OS 10.5 and Earlier