A computer with an Intel Pentium 4, higher, or equivalent. Supported operating systems: Windows 10; 32-bit and 64-bit Editions / Windows 8.1; 32-bit and 64-bit Editions / Windows 8; 32-bit and 64-bit Editions / Windows 7; 32-bit and 64-bit Editions with Service Pack 1 512 MB of memory (RAM), 1 GB recommended, 700 MB of free hard disk space for application files; additional space required for temporary installer files and for additional user interface languages. Sound card is optionally required for using the functionality of the supplied Text-To-Speech Engine and a noise-cancelling headset microphone is needed for using the Dragon Notes feature. Web access needed for product registration, activation, Dragon Notes and obtaining live updates for the program. Microsoft .NET Framework 4.0. If it is not detected, it installs with the product. Note: Performance and speed will be enhanced if your computer's processor, memory and available disk space exceed minimum requirements. Nuance offers Technical Support via phone and email. Please visit www.nuance.com for our support policy.