HPE Proactive Care 24x7 Service with Defective Media Retention - Extended service agreement - parts and labor - 3 years - on-site - 24x7 - response time: 4 h - for P/N: 867959-B21, 867960-B21, 875838-425, 875839-425, 875840-425, 875966-B21, 876100-425