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 Zebra 170Xi4, Thermal transfer, 300 x 300 DPI, Wired, Black, Gray Zebra 170Xi4. Print technology: Thermal transfer, Maximum resolution: 300 x 300 DPI. Connectivity technology: Wired, Ethernet LAN, USB port. Product color: Black, Gray