The most recent rumor, verified screenshot suggest an April 25 release date for the HTC One S. The price is expected to similar to the HTC Amaze 4G at launch.
The HTC One S is powered by a 1.5GHz dual-core processor, offers HSPA 42 Mbps access, Wi-Fi, 8MP camera, 1080p HD recording, front facing camera, HTC Sense 4, Android 4.0 ICS and Bluetooth. The camera has a dedicated image processing chip for stabilization and fast image capture.
The HTC One S features a 4.3-inch curved touchscreen, 7.9-mm thin(wider at the bump)with special finishes.
T-Mobile currently has a sign-up webpage to sign up for availability notification. HTC One S recently passed through the FCC.