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: 863445R-B21, 863446R-B21, 863447R-B21, 875938-B21, P02057-S01, P02058-S01, Q9F13A