The first is free cable, which means strong mobility. Like mobile wifi, free cable can be carried in non fixed devices. At the same time, CPE(4G LTE Mobile Router Mifis) has high agility and is more efficient in deployment. It can be used as soon as you buy equipment. Finally, CPE products have high flexibility. There are different power settings for indoor and outdoor scenes, and the scene range can also be adjusted by the number of devices.