T-Mobile already has the Samsung-built Sidekick 4G, but it may have another up its sleeves. Images of a new Android-powered Sharp phone have been leaked by Unwired View, and its slide-up screen ...

Any other accounts you add are checked periodically (about every 30 minutes) by T-Mobile's servers and then new messages are sent to your device in bulk. The Sidekick 3 also includes IM ...

Remember that new T-Mobile Sidekick Unlimited plan we told you about a while ago? Well it seems that T-Mobile has another trick up its sleeve. In addition to changing the price point from $20 to $ ...