What are the phones from zoey 101 called?

In the show "Zoey 101," the phones used by the characters are called "Zoey 101 phones" or more specifically, the "T-Mobile Sidekick." These phones were popular during the mid-2000s and featured a unique flip design with a full keyboard, making them ideal for texting. The devices played a significant role in the show's portrayal of teenage communication.