The Huawei E3531 comes with the HSPA+ technology that gives you the fastest brownsing experience. With this technology, you can achieve download speeds of up to 21.6 Mbps HSPA+ and upload speeds of 5.76Mbps HSUPA.
You can use the Huawei E3531 as a Soft Wi-Fi for five laptop. This feature is dependent on the operating system you are using.