Hot on the heels of the confirmation from the T-Mobile USA CEO, Samsung has officially announced the Galaxy S 4G.The phone will be exclusively available via T-Mobile and support T-Mobile’s HSPA+ network that can give data speeds to up to 21Mbps.

Intrinsic specs are still a mystery but the phone has been confirmed to run Android 2.2 OS and have Super AMOLED touchscreen display.

More details will be available in the coming weeks.