Skywire 2G 1xRTT

The Skywire 2G CDMA/1xRTT embedded modem is a member of the Skywire family of plug-in cellular products. This modem supports CDMA/1xRTT networks. It  offers a migration path to LTE.

The 1xRTT is end of life. It is not recommended for new design (NRND).

We strongly recommend migrating to any of our LTE modems. Got questions, please send us a note.

1xRTT Product Change Notification

  • Carrier certification complete, no additional work required
  • Removable SIM card slot
  • Antenna independent certification increases selection flexibility
  • Connectivity via Serial UART or USB
  • Supports a wide range of I/O voltages for design flexibility
  • Development kits available
  • Skywire standard interface
  • FCC & Verizon OD Certified
  • Migration path to GSM & LTE
  • Bundled data plans available
  • Throughput: 154kbs Download / 154kbs Upload
  • Active Cell: 750mA
  • Normal: 29mA
  • Power Saving: 1.1mA
  • Input Voltage: 3.5V-4.3V
  • I/O Voltage: 1.65V-5.5V
  • Temperature Range: -40º to 85ºC
  • Dimensions: 29mm x 33mm x 10.5mm
  • RoHS Compliant

Deployable Region







Skywire cellular modems are the fastest way to get cellular connectivity.

Development Kits

Simplify cellular modem connectivity and prototyping.

View All

Cellular Data Plans

NimbeLink’s data plans utilize most reliable cellular networks.

View All

Comprehensive Support Services

As a NimbeLink customer, you have access to cellular specialists.

View All

Greenbox Case Study

See How Our Customers Use Skywire

GreenBox monitors all aspects of a building’s hot water system to maintain water temperature and availability, while also controlling energy use. They needed a connected device that would install easily and collect and transmit data readily. NimbeLink was selected for both for its end-device carrier certified Skywire cellular modems, as well as their support in developing on-premise hardware and software…

Read Case Study

Buy Now


Skywire® Cellular Modem, CDMA 1xRTT, Verizon, Firmware 18.02.022



Skywire® Cellular Modem, CDMA 1xRTT, AERIS, Firmware 18.12.011



Skywire® Cellular Modem, CDMA 1xRTT, Python, Verizon, Firmware 18.12.021



Skywire® development kit includes baseboard, antenna, power supply, SIM cards, and debug cables. (Doesn't include Skywire modem)

Buy From

Need Help Choosing?

If you need help selecting a Skywire, or if you have any other questions, please do not hesitate to contact us.