Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:

Create a detailed description for the following product: HP Spectre x360, belonging to category: Convertible Notebook

### Response:
The Spectre x360 ranks among the thinnest convertible notebooks with a quad-core processor. It features a 4K screen and supports stylus input, especially when used in tablet mode. The compact housing was machined from a single block of aluminium, rendering it both robust and slim. The toothed hinge ensures smooth transitions when the screen is changed into another mode. With its long battery runtime of 12 hours and its quick-charge function, the notebook is operational all day long.
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