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 Pixeles, 2 GB, 250 GB HP 6820s. Familia de procesador: Intel®Core™ Duo, Modelo del procesador: T2310, Frecuencia del procesador: 1,46 GHz. Diagonal de pantalla: 43,2 cm (17"), Resolución de pantalla: 1440 x 900 Pixeles. Memoria interna: 2 GB, Tipo de memoria interna: DDR2-SDRAM. Capacidad total de almacenaje: 250 GB. Modelo de adaptador de gráficos discretos: AMD Mobility Radeon X1350. Sistema operativo instalado: Windows Vista Home Basic. Peso: 3 kg