Unicom 3G wireless network card can't send short messages.

Unicom supports WCDMA or HSDPA. If you want a router, Unicom Huawei's ET5830S3G wireless router is quite good. It has its own organic light-emitting diode display screen, which can display signals, the number of users, batteries and so on. , supporting up to 5 Wi-Fi users. If you just want Unicom's 3G wireless network card device, Huawei E 1780 can. USB plug extension is convenient and safe. If you add Unicom's 500-balance 3G wireless tariff card, it will be more perfect. It's an automatic upgrade package, so don't be afraid of being charged for excess traffic. It is roaming all over the country. 80 yuan package 1G/ month, 150 yuan package 3G/ month, 200 yuan package 5G/ month and 300 yuan package 10G/ month are opened by default in the first month. If the flow exceeds 10G, it will be charged at 0. 1 yuan /MB. This automatic upgrade tariff card is the best. That's great.