Sierra Wireless AirCard 313U Specifications:

* 4G LTE 700 MHz/ AWS (1700/2100 MHz)

* UMTS WCDMA: 850/1900/2100 MHz

* 100 Mbps downlink, 50 Mbps uplink

* 2x2 MIMO antenna for LTE

* 2 External Antenna ports

* Chipset: QUALCOMM

Sierra Wireless USB 4G AirCard 320U Specifications:

* Network bands:

- LTE 1800/2600 MHz

- WCDMA 850/900/2100 MHz

* Antenna: 2 external antenna ports

* Max Uplink Speed: 50Mbps

* Max Downlink Speed: 100Mbps

* 2 * MIMO

Sierra 330U Wireless 4G LTE AirCard Specifications:

* LTE Category 3 (100 Mbps downlink, 50 Mbps uplink)

* LTE: 2600 (B7) MHz, AWS (B4)

* WCDMA 850/1900/2100 MHz

* 2x2 MIMO antenna for LTE