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 ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR 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 DIRECTIVE (EU) 2022/2380 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 November 2022 (Part III) y HP A1E24EA, Intel® Pentium®, 2,1 GHz, 39,6 cm (15.6"), 1366 x 768 Pixeles, 4 GB, 320 GB HP A1E24EA. Factor de forma: Concha. Familia de procesador: Intel® Pentium®, Modelo del procesador: B950, Frecuencia del procesador: 2,1 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. Color del producto: Negro. Peso: 2,5 kg