Model Number: AC-ETR-TRAY Description: Additional Hot-Swap Removable HDD Tray
Model Number: CB-ML/XP-1M
Description: External XP to Multi-lane Thumbscrew to Thumbscrew 1 Meter Cable
Model Number: Upgrade-MT512
Description: Memory upgrade from 256MB to 512MB
Model Number: Upgrade-MT1G
Description: Memory upgrade from 512MB to 1G