Specifications include, but are not limited to: Production Support/Subscription for VMware vSphere 7 Standard 1 processor for 1 year. Serial number(s): 186790278,186790263, 186790269, 186790272, & 186790274 Part # VS7- STD-P-SSS-C, NO SUBSTITUTIONS; VMware Workstation Production Support/Subscription for 1 year Serial number: 194883587, 194883594, 194883598, 194883603, & 194883608 Part # WS-P-SSS-C, NO SUBSTITUTIONS; Production Support/Subscription for VMware vSphere 7 Enterprise Plus for 1 processor for 1 year. Serial number: 188302996 Part # VS7-EPL-P-SSS-C, NO SUBSTITUTIONS; Production Support/Subscription for VMware vCenter Server 7 Standard for vSphere 7 (per instance) for 1 year. Serial number: 187809677 Part # VCS7-STD-P-SSS-C, NO SUBSTITUTIONS.