Palm is expected to showcase the Palm Pre Plus and Pixi plus headed to the AT&T’s network in the coming months. The Pre Plus and Pixi Plus will be available for $149.99 and $49.99 for new subscribers ($100 mail-in rebate and a two-year contract). The Palm Pre will be similar to the Verizon Wireless version (16GB of storage, GPS, WiFi, and Bluetooth 2.1) and the Pixi should be similar as well (8GB of storage , GPS, WiFi, and Bluetooth 2.1). It is said that AT&T will also be offering blue backplate variation of the device. Both UMTS / HSDPA devices will support AT&T’s new Address Book service as a Synergy sync option, and will have free auto-connect access to the carrier’s WiFi +20,000 hotspots.