HP 583039-001 4GB SDHC memory card for enterprise and embedded applications. Form factor is standard SDHC (Secure Digital High Capacity) with 4GB storage capacity. Meets SDHC 2.0 specification with Class 4 speed rating, supporting sustained write performance suitable for logging, configuration storage, and firmware updates on enterprise hardware. Compatible with HP ProLiant servers, storage appliances, and networking equipment with SD card slots. Typical use cases include iLO remote management card operations, embedded system configuration, and diagnostic data capture. This refurbished card has been tested and guaranteed, available via quote from G5 Network Group.