Luckily, compatible memory cards are relatively affordable, especially if you only need a small amount of storage. for as little as $6; 8GB cards are ; and .

BlackBerry smartphones running OS4.6 or higher .

Read "," for more on memory cards and RIM smartphones.

A good headset or pair of earbuds is a necessity if you want to realize the true potential of your BlackBerry smartphone. RIM makes its own phones, and its high-end headset is a great option for anyone looking to use the headphones solely with BlackBerry devices. That's because the product has a multimedia "controller" built into its cord that only fully works with BlackBerry devices.