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) Touch screen Y Hard Drive HDD HDMI 1 HP Pavilion TouchSmart 11-e140ca, AMD A4, 1 GHz, 29,5 cm (11.6"), 1366 x 768 pixels, 4 GB, 500 GB HP Pavilion TouchSmart 11-e140ca. Tipo de produto: Laptop, Fator forma: Concha. Família do processador: AMD A4, Modelo de processador: A4-1250, Freqüência do processador: 1 GHz. Display diagonal: 29,5 cm (11.6"), Resolução do display: 1366 x 768 pixels, Tela touchscreen. Memória interna: 4 GB, Tipo de memória interna: DDR3-SDRAM. Capacidade total de armazenagem: 500 GB, Armazenamento: HDD. Modelo de adaptador gráfico a bordo: AMD Radeon HD 8210. Sistema operacional instalado: Windows 8.1. Cor do produto: Preto, Prateado