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 ProBook 6545b, AMD Athlon, 2,2 GHz, 39,6 cm (15.6"), 1366 x 768 Pixel, 2 Giga Bites, 250 Giga Bites HP ProBook 6545b. Familia de procesoare: AMD Athlon, Procesor: M340, Frecvență procesor: 2,2 GHz. Diagonala afișajului: 39,6 cm (15.6"), Rezoluţie de afişare: 1366 x 768 Pixel. Memorie internă: 2 Giga Bites, Tip de memorie internă: DDR2-SDRAM. Capacitate totală de stocare: 250 Giga Bites. Tip rețea mobilă: 3G. Model adaptor grafic dedicat: AMD Mobility Radeon HD 4200. Sistem de operare cu condiţia: Windows 7 Professional. Greutate: 2,51 kg