The Panasonic AJ-PCD2GPJ is an affordable single-slot P2 memory card drive designed for offloading footage in the field. Using two USB slots--one for data transfer, the other for power--the drive lets you offload footage from a P2 card to any computer or laptop. Rugged and reliable, the AJ-PCD2GPJ works with all P2 cards and formats, and is compatible with Windows 7, XP, Vista and Mac OS X operating systems.
 
https://www.bhphotovideo.com/c/product/683343-REG/Panasonic_AJPCD2GPJ_AJ_PCD2GPJ_Single_Slot_P2_Memory.html
 
The Panasonic AJ-PCS060G is a hard disk storage device specifically for the P2 solid state memory cards used in DVCPRO-HD/50/25 camcorders. This unit is a rugged, portable hard disk with a P2 card slot that quickly transfers the content of P2 cards to an internal hard disk drive. The 2.5-inch 60GB hard disk drive can hold the contents of up to fifteen 4GB P2 cards, and the entire contents of a 4GB P2 card can be transferred to the internal hard disk drive in about four minutes.
 
https://www.bhphotovideo.com/c/product/413447-REG/Panasonic_AJ_PCS060G_AJ_PCS060G_60_GB_P2.html