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) Intel® Pentium® Intel Pentium Hard Drive HDD HDMI 1 HP 630, Intel® Pentium®, 2.2 GHz, 39.6 cm (15.6"), 1366 x 768 Pixeles, 4 GB, 320 GB HP 630. Familia de procesador: Intel® Pentium®, Modelo del procesador: B960, Frecuencia del procesador: 2.2 GHz. Diagonal de la pantalla: 39.6 cm (15.6"), Resolución de la pantalla: 1366 x 768 Pixeles. Memoria interna: 4 GB, Tipo de memoria interna: DDR3-SDRAM. Capacidad total de almacenaje: 320 GB, Unidad de almacenamiento: Unidad de disco duro, Tipo de unidad óptica: DVD Super Multi DL. Modelo de gráficos en tarjeta: Intel® HD Graphics. Sistema operativo instalado: Windows 7 Home Premium. Peso: 2.5 kg