DESC: Fellowes, a global leader in mobile, computer and consumer electronics accessories, is dedicated to making today's technology work for you.??PRODUCT FEATURES: ??100% full-size keyboards in a compact, lightweight design; ?Ultra-thin design fits in your briefcase or pocket; ?Includes hot keys to provide quick program access; ?No batteries or extra cables required.??This keyboard is designed for the following systems: ??HP/Compaq iPaq 3800 series; ?HP/Compaq iPaq 3900 series; ?HP/Compaq iPaq 5400 series.??For a complete compatibility list please refer to the original manufacturer's web site.