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LTE Cat 4 in combination with WiFi and Bluetooth

The Cinterion SoM Platform provides global coverage on just two SKUs. The CL31 delivers Cat 4 LTE connectivity with VoLTE/CSFB and seamless fall back to 2G and 3G networks plus WiFi and Bluetooth. The CW31 SoM offers non-cellular WiFi and Bluetooth exclusively. The latest Android operating system provides extraction from hardware for application design ease and agility as well as the ability to tap into an immense software ecosystem for enhanced innovation and streamlined development.

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+41 52 647 42 00
Regional focus GLOBAL
Frequency bands (CL31)

FDD-LTE: B1, B3, B5, B7, B8, B18, B19, B20, B26, B28
TD-LTE: B38, B40, B41N
GSM: 850, 900, 1800, 1900MHz
UMTS: B1, B3, B5, B8
CL31-X - North America
FDD-LTE: B2, B4, B5, B7, B12, B13, B14, B25, B26, B66, B71
GSM: 850, 900, 1800, 1900MHz
UMTS: B1, B3, B5, B8

Certifications RED, FCC, IC, UL, GCF, PTCRB, REACH
California RoHS, China RoHS2, WEEE compliant
Dimensions / Mounting 43.2 x 41.4 x 2.9mm , LGA
Special Features Tensorflow (Lite) edge AI support
Cellular Voice Support VoLTE/ CSFB
Integrated Audio Codec
TEE support
Dual SIM support with dual VoLTE
eSIM ready
Global coverage on 2 CL31 SKUs + non-cellular CW31
Location Based Services Integrated GNSS – support for GPS/ GLONASS/ Beidou/ Galileo/ QZSS and full A-GPS capability
max. Data Rate  DL / UL LTE Cat.4: 150 Mbps/50 Mbps
Dual Band 802.11 ac/a/b/g/n
Bluetooth 5 dual mode (LE and EDR)
Embedded Processing Quad Core Processing Android 10+ Support
Voice support VoLTE and CSFB
Multi Media interfaces

Single Display MIPI DSI 4x Lane interface supporting up to HD+ 1600x720 resolution
Triple Camera 3x MIPI CSI 4x Lane each supporting 21 MP / 13+8 MP @ 30fps
Analog/Digital audio Interface (I2S, PCM)
2 x Microphone Interfaces

Other Interfaces

2 x UARTS (debugging and application)
Complete USB 2.0 OTG interface
Serial interfaces 5x I²C, 5x SPI
SD/SDHC card
16x GPIOs
2 x SIM interfaces


Analog/Digital audio Interface (I2S, PCM)

Telit Cinterion simplifies onboarding connected devices with a portfolio that offers:

  • Enterprise-grade wireless communication and positioning modules
  • Cellular MVNO connectivity plans and management services
  • Edge and cloud software
  • Data orchestration
  • IoT and industrial IoT platforms

With over 20 years of IoT innovation experience, Telit delivers award-winning secure and integrated IoT solutions. Telit's IoT experts have pioneered a successful end-to-end system approach to ensure all the pieces work together.


You can expect technical knowledge & competence
+41 52 647 42 00