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 i-tec EX1394USB, ExpressCard, USB 2.0, Black, Blue, Pentium IV, 400 Mbit/s, Laptop i-tec EX1394USB. Host interface: ExpressCard, Output interface: USB 2.0. Product colour: Black, Blue. Minimum processor: Pentium IV. Data transfer rate: 400 Mbit/s, Platform: Laptop, Connectivity technology: Wired