T-Mobile Sidekick by Samsung, Pearl Magenta (T-Mobile) Group Text lets you create, name, manage and participate in reply-all group text conversations Sturdy "pop-tilt" hinge reveals the previously acclaimed, five-row QWERTY keyboard 3.5-inch (480 x 800) touch screen Andoid 2.2 Operatin System What's in the Box:Sidekick 4G smartphone, standard Lithium Ion battery, micro USB cable, AC adapter, Getting Started guide, 2GB Micro SD card, preinstalled SIM card, warranty card.