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 6820s, Intel® Core™ Duo, 1.46 GHz, 43.2 cm (17"), 1440 x 900 pixels, 2 GB, 250 GB HP 6820s. Processor family: Intel® Core™ Duo, Processor model: T2310, Processor frequency: 1.46 GHz. Display diagonal: 43.2 cm (17"), Display resolution: 1440 x 900 pixels. Internal memory: 2 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 250 GB. Discrete graphics card model: AMD Mobility Radeon X1350. Operating system installed: Windows Vista Home Basic. Weight: 3 kg Nothing fancy, but everything right. A business laptop thats also a great all-rounder. We thought it might be unfair to pick a single winner from such a diverse group, but the HP Compaq fitted the bill: not only is it a great laptop, but it succes...