Product : Microsoft, Azure Site Recovery/UR40, x86
Feature : RPO Configurability, Objectives, Protection Support
Content Owner:  Herman Rutten
Summary
vSphere/Physical: No
Hyper-V: Yes (30 seconds, 5 or 15 minutes)
Azure IaaS: No
Details
Hyper-V: 30 second copy frequency is not supported when replicating to Azure premium storage.