If you get your hands on the update and notice any changes, let us know in the comments section below. Meanwhile you can also check the source link for further updates through T-Mobile
The One S features a 4.3-inch Super AMOLED display, 8 megapixel camera capable of capturing 1080p HD video and is powered by a 1.5GHz dual core processor. The device runs Android 4.0 Ice Cream Sandwich with the HTC Sense 4.0 UI.
source : T-Mobile | TMoNews