HTC One S having black version will also be release by T-Mobile in the US. The grey version of the One S is already available at T-Mobile since April and now the black version would soon be available for purchase.
TmoNews has shown up some photos of the device complete with T-Mobile branding and a red camera accent. The box for the device is also T-Mobile-branded. According to TMoNews, it looks like this version is not on sale, but is being given out to T-Mo store representatives who achieve a sales goal with HTC devices.
The One S features a 1.5ghz dual-core Snapdragon S4 processor, 1GB of RAM, 4.3″ qHD Super Amoled display, 8mp camera, and an aluminum unibody housing.