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 When performance is your priority, rely on proven, trusted technology. With the cylindrical lithium-ion battery cell your laptop gets stable power that’s great for high-performance devices. Lithium-Ion (Li-Ion) HP 2133 Mini-Note PC, 1,6 GHz, 22,6 cm (8.9"), 2 GB, DDR2-SDRAM, Windows Vista Business, Negro HP 2133 Mini-Note PC. Tipo de producto: Netbook. Frecuencia del procesador: 1,6 GHz. Diagonal de la pantalla: 22,6 cm (8.9"). Memoria interna: 2 GB, Tipo de memoria interna: DDR2-SDRAM. Sistema operativo instalado: Windows Vista Business. Color del producto: Negro