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 Numeric keyboard Y Hard Drive HDD HDMI 1 HP 635, AMD E, 1,6 GHz, 39,6 cm (15.6"), 1366 x 768 pixels, 2 Go, 320 Go HP 635. Famille de processeur: AMD E, Modèle de processeur: E-350, Fréquence du processeur: 1,6 GHz. Taille de l'écran: 39,6 cm (15.6"), Résolution de l'écran: 1366 x 768 pixels. Mémoire interne: 2 Go, Type de mémoire interne: DDR3-SDRAM. Capacité totale de stockage: 320 Go, Supports de stockage: HDD, Lecteur optique: DVD Super Multi DL. Modèle d'adaptateur graphique inclus: AMD Radeon HD 6310. Système d'exploitation installé: Windows 7 Professional. Couleur du produit: Noir, Gris. Poids: 2,5 kg