Bluetooth is a proprietary open wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security. Y HP 550, Intel Pentium Mobile, 1.4 GHz, 15.4", 1280 x 800 pixels, 1 GB, 160 GB HP 550. Processor family: Intel Pentium Mobile, Processor model: T5270, Processor frequency: 1.4 GHz. Display diagonal: 15.4", Display resolution: 1280 x 800 pixels. Internal memory: 1 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 160 GB, Optical drive type: DVD±RW. Discrete graphics card model: Intel® GMA X3100. Operating system installed: Windows Vista Home Basic https://www.notebookcheck.net/Review-HP-550-Notebook.15963.0.html 500,- Euro…too expensive? 400,- Euro…too expensive? Then how about a HP 550? At 369,- Euro MSRP, Hewlett Packard has given the HP 550 FU408EA a clear place on the market and shows that even the cheapest entry-level offering should be mobile. In the f... Very low price, Relatively good display, Acceptable battery life, Adequate performance for office tasks, Many but relatively expensive upgrade options, Strong Linux compatibility Case is not resistant to pressure, Poor processing unit, Actual weight exceeds manufacturer's claim by 120g, Loud fans, Interfaces are problematic, Problematic installation of the OS, Poor distribution of connections, Inadequate performance for demanding... The HP 550 is without doubt a very cheap notebook. It is useful for many tasks and in its configuration it is likely to be used, in spite of its dated hardware, to adequately met the needs of its users.With the low price you have to accept some drawbacks...