MC7455：支持LTE频段 B1-B5,7,8,12,13,17,20,25,26,29,30,41
The Sierra Wireless MC7455 PCI Express Mini Card is a compact,
lightweight, wireless LTE- and UMTS-based modem that provides
LTE, UMTS, and GNSS connectivity for M2M applications, notebook,
ultrabook and tablet computers over several radio frequency bands.
