Its launch to demand by Sweden engineer Tele 2, and HUAWEI B593 4G LTE Router also has many branch models similar to HUAWEI B593U-12, B593s-82, B593s-42, B593u-501, B593u-513, B593u-91, B593s-601, etc. They’re born to meet the 4G LTE Band conditions for different demands. They incorporate similar configurations and have indeed the same functions.