Semtech (formerly) Sierra Wireless AirLink RV55 Series Cellular Gateway, Includes DC Power Cable, 1 x Precision GPS Receiver, 1 x Ethernet Port, 1 x 8-Wire RS232 Serial (Configurable 4-Wire Dual Serial on PRO and CAT-M Models), and 1 x USB Port, SMA(F) Primary Cellular Antenna Connection, SMA(F) Rx Diversity Antenna Connection, SMA(F) GPS Antenna Connection. IP64, C1D2. (Please Specify Model.)