The HTC HD2 (also known as the HTC T8585, HTC T9193 and HTC Leo), is a smartphone in the HTC Touch family designed and manufactured by HTC. The HD2 natively runs the Windows Mobile 6.5 operating system, and was released in Europe in November 2009, in Hong Kong in December 2009, and in other regions including North America in March 2010. The phone is the successor to the HTC Touch HD, and is succeeded by the HTC HD7.