EMC (now part of Dell EMC) was a leading company in the field of data storage solutions before its merger with Dell. It provided a range of data storage products and solutions for businesses and enterprises. Here's an overview of EMC's data storage offerings:

1. Storage Arrays: EMC offered a wide variety of storage arrays, including traditional SAN (Storage Area Network) and NAS (Network Attached Storage) solutions. These arrays were designed to provide high-performance storage with scalability and advanced data management features.

2. All-Flash Arrays: EMC was a pioneer in all-flash storage arrays, providing extremely fast and low-latency storage solutions for applications that required high-speed access to data.

3. Hybrid Storage: Hybrid storage solutions combined both traditional hard drives and flash technology to provide a balance between performance and capacity.

4. Software-Defined Storage (SDS): EMC offered software-defined storage solutions that allowed businesses to abstract and manage their storage infrastructure using software, enabling greater flexibility and efficiency.

5. Data Protection and Backup: EMC's portfolio included data protection solutions such as backup and recovery systems, data deduplication, and replication to ensure data availability and disaster recovery.

6. Cloud Storage: EMC provided cloud-enabled storage solutions, allowing businesses to seamlessly integrate on-premises storage with cloud resources for scalable and cost-effective storage solutions.

7. Storage Management Software: EMC offered a suite of management software to monitor, optimize, and automate storage environments, enhancing operational efficiency.

8. Data Analytics and Management: EMC provided tools for analyzing and managing stored data, enabling organizations to gain insights and make informed decisions about their data.

9. Data Security: Security features were integrated into EMC's storage solutions, ensuring data protection and compliance with industry regulations.

10. Scale-Out Architecture: EMC's storage solutions were designed to scale out horizontally, enabling businesses to easily expand their storage infrastructure as their data requirements grew.

11. Enterprise Solutions: EMC catered to enterprise-level storage needs, providing solutions for industries such as healthcare, finance, government, and more.

12. Virtualization Integration: EMC's solutions integrated with virtualization platforms like VMware to optimize storage resources in virtualized environments.

It's important to note that following its merger with Dell, the company became Dell EMC. Many of the technologies and solutions developed by EMC have been integrated into Dell EMC's extensive portfolio, offering a wide range of data storage and infrastructure solutions for businesses of all sizes.