Samsung has shipped 150,000 units of the Galaxy S4 LTE-A since the device launched 14 days ago, according to Korean site MK News. The ultra-fast S4 variant is currently available exclusively in Korea, and supports the next generation LTE Advanced network. It’s unclear when or if the device will be available to the rest of the world.

The Galaxy S4 LTE-A comes equipped with a 5-inch Super AMOLED display, a Qualcomm Snapdragon 800 processor clocked at 2.3GHz, an Adreno 330 GPU, 2GB of RAM, 32GB of memory with a microSD slot, IR port, a 13-megapixel rear camera and a 2.1-megapixel front-facing camera.  The LTE-A enabled handset runs Android 4.2.2 out of the box with Samsung’s TouchWiz UX 2.0 UI on top. The device comes in red and blue models.