Cisco Unified Computing Warranty Plus Onsite with Drive Retention Service - Extended service agreement - replacement - 1 year - on-site - 24x7 - response time: 4 h - for P/N: UCSB-GPU-M6/ UCSB-GPU-M6=/ UCSB-GPU-M6-CH/ UCSB-GPU-M6-RF/ UCSB-GPU-M6-WS