sierra模块 MC7455

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.