ENERGY STAR certified heat pumps have higher ratings for seasonal energy efficiency ratio (SEER), energy efficiency ratio (EER), and heating seasonal performance factor (HSPF) and use about 5% percent less energy than conventional new models.
1 8 bits that contain the Type of Service, also referred to as Quality of Service (QoS), which describes what priority the packet should have, 2  16 bits that contain the length of the packet in bytes, 3  16 bits that contain an identification tag to help reconstruct the packet from several fragments, 4  3 bits.
Unicode solves the problem of encoding by assigning unique numbers to every character that is used anywhere in the world. Since it is not possible to do this in 8 bits (with a maximum of 256 code positions), a Unicode character is usually represented by 16 bits, denoted by U+0000 to U+FFFF in hexadecimal style.