HPE Proactive Care Advanced 24x7 Service with Defective Media Retention - Extended service agreement - parts and labor - 5 years - on-site - 24x7 - response time: 4 h - for P/N: AJ820AR, AJ820B, AJ820BR, AJ821AR, AJ821B, AJ821BR, C8S45A, C8S45AR, C8S46A, C8S46AR