Huawei’s Kirin 970 chipset is the first to support Category 18 for downlink speeds and Category 13 uplink speeds. This means that the Kirin 970 can reach downlink speeds as fast as 1.2Gbps. And darn if the Kirin 970 didn’t hit that mark in a recent test conducted by Huawei and Rohde & Schwarz. The latter is a German company that manufactures test and measurement equipment for mobile radios.

To achieve this speed, Huawei and R&S used some of the enhancements employed in the field by carriers in this day and age. That includes 4×4 MIMO, and 256QAM. The former allows for additional … – Source