In addition to having improved TouchFlo capabilities, like rotation and zoom, the new model will sport a quad-band GSM radio (850 / 900 / 1800 / 1900), tri-band UMTS (850 / 1900 / 2100), HSDPA and HSUPA data connectivity, a 400MHz MSM7200 Qualcomm CPU, 128MB of RAM and 256MB of ROM, a 2.8-inch, 320 x 240 QVGA display, 3-megapixel camera (plus secondary, 0.3-megapixel camera), WiFi, Bluetooth, and a microSD slot.The design isn't finalized yet but it looks like it may have four buttons and a navigational wheel.
Source: Engadget