The HTC Sensation XE was introduced in September 2011. It has a 4.3-inch screen with a resolution of 960 x 540 pixels. Its 4 GB of internal memory can be expanded up to 32 GB via microSD. The dual-core processor is clocked at 1.5 GHz and is backed by 768 MB of RAM. The camera on the Sensation XE has a resolution of 8 megapixels and an LED flash. This is the first HTC device to integrate Beats Audio technology, which enhances the sound quality of the device. It runs on Android 4.0 and the Sense user interface.