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HP Slim Keyboard Expansion Pack for iPAQ 3800 3900 4100 5100 5400 5500 Series

Enjoy complete keyboard functionality with this compact add-on
Take notes more easily and efficiently
Protect the display during transit with the transparent type-through keyboard cover
Leave the keyboard attached to your iPAQ no need to remove it when docking or changing a battery
Compatible with 3800 3900 5100 5400 5500 series iPAQs