Domestic IoT Solutions
Products
KDDI Recommended Modules
Jointly developed by KDDI and communication module manufacturers, KDDI provides full support from sale to after-sale maintenance.
KDDI offers a variety of communication modules to suit a wide range of needs, including high-speed large-volume communication models, high-resistance models for mounting in vehicles, and compact low-price models.
LTE Communication Modules
- KYM11
Kyocera Corp. -
New/LTE module.
CDMA 1X Communication Modules

- WM-M300
Seiko Instruments Inc. -
New module supporting the KDDI Module Remote Management Service (KDDI MRMS).

- WM-M320
Seiko Instruments Inc. -
Small and lightweight model based on "WM-M300".
New module supporting the KDDI Module Remote Management Service (KDDI MRMS).
- WM-M200A
Seiko Instruments Inc. -
Lower-cost version of a communication module suitable for a wide range of applications, equipped with the Earthquake Early Warning function.
- WM-M210A
Seiko Instruments Inc. -
Compact, lightweight, and low power consuming model equipped with the Earthquake Early Warning function.
CDMA 1X WIN Communication Modules

- KCMV-200
Kyocera Corp. -
Highly-durable model with excellent heat and earthquake resistance. High-speed communication module that supports gpsOne.

- KCMP
Kyocera Corp. -
Small high-speed communication module. Compatible with PCI Express Mini Card standard and gpsOne.
KYM11Kyocera Corp.

Module for LTE. This model is equipped with two interfaces for your needs:
- USB interface for high speed
- UART interface for slow speed
Supported services
- KDDI MRMS
- Emergency Rapid Mail
- GPS
- OTA
- Protocol conversion
- Date & Time information acquisition
Detailed specifications
Product name | KYM11 |
---|---|
Manufacturer | Kyocera Corp. |
Size | 37×50×5.3 (mm) |
Weight | Approx. 11g |
Communication system | 4G LTE |
speed | Downlink: Up to 75Mbps Uplink: Up to 25Mbps |
Operating temperature | -30° - +70° |
Current | In standby mode (average): 3.1mA for UART connection, 3.2mA for USB connection [1] In maximum transmission output mode (average): 585mA for UART connection, 610mA for USB connection [2] |
Antenna connector | U.FL connectors ×2 (one line to be shared with GPS) |
External interface | Serial interfaces x2, USB interface (80-pin connector) |
WM-M300Seiko Instruments Inc.
New communication module supporting KDDI MRMS.
Support services
- KDDI MRMS
- Earthquake Early Warning
- gpsOne
- OTA
- Protocol conversion
- Date & Time information acquisition
- Easy location information acquisition
Detailed specs
Product name | WM-M300 |
---|---|
Manufacture name | Seiko Instruments Inc. |
Size | 37 x 50 x 5.3 (mm) |
Weight | Approx. 16g |
Communication system | CDMA 1X packet exchange |
Communication speed | Downlink: 144 Kbps (MAX) Uplink: 64 Kbps (MAX) |
Operating temperature | -30° - +70° |
Current | In standby mode (average) [1]: 1.6mA In transmitting mode (maximum) [2]: 470mA |
Antenna connector | U.FL connector (Shared with GPS) |
External interface | Two serial interfaces (80-pin connector) |
WM-M320Seiko Instruments Inc.
Small and lightweight model based on "WM-M300".
New communication module supporting KDDI MRMS.
Support services
- KDDI MRMS
- Earthquake Early Warning
- gpsOne
- OTA
- Protocol conversion
- Date & Time information acquisition
- Easy location information acquisition
Detailed specs
Product name | WM-M320 |
---|---|
Manufacture name | Seiko Instruments Inc. |
Size | 30 x 27 x 4.5 (mm) |
Weight | Approx. 7g |
Communication system | CDMA 1X packet exchange |
Communication speed | Downlink: 144 Kbps (MAX) Uplink: 64 Kbps (MAX) |
Operating temperature | -30° - +70° |
Current | In standby mode (average) [1]: 1.6mA In transmitting mode (maximum) [2]: 470mA |
Antenna connector | U.FL connector (Shared with GPS) |
External interface | Two serial interfaces (80-pin connector) |
KCMV-200Kyocera Corp.
Highly-durable model with excellent heat and earthquake resistance. Small-sized communication module mainly intended for vehicle installation.
Support services
- gpsOne
- OTA
- Protocol conversion
- Date & Time information acquisition
- Easy location information acquisition
- BREW(R)
Detailed specs
Product name | KCMV-200 |
---|---|
Manufacture name | Kyocera Corp. |
Size | 52 x 60 x 15 (mm) |
Weight | Approx. 26g |
Communication system | CDMA 1X WIN packet exchange |
Communication speed | Downlink: 2.4Mbps (MAX) Uplink: 144Kbps (MAX) |
Operating temperature | -30° - +70° |
Current | In standby mode (average) [1]: 1.1mA In transmitting mode (maximum) [2]: 610mA |
Antenna connector | Two SMB connectors (one line to be shared with GPS) |
External interface | USB interface (60-pin connector) |
KCMPKyocera Corp.
Small, high-speed communication module. Compatible with PCI Express Mini Card standard and gpsOne.
Support services
Detailed specs
Product name | KCMP |
---|---|
Manufacture name | Kyocera Corp. |
Size | 31 x 51 x 4.3 (mm) |
Weight | Approx. 12g |
Communication system | CDMA 1X WIN packet exchange |
Communication speed | Downlink: 2.4Mbps (MAX) Uplink: 144Kbps (MAX) |
Operating temperature | -20° - +60° |
Current | In standby mode (average) [1]: 4.0mA In transmitting mode (maximum) [2]: 760mA |
Antenna connector | Two U.FL connector (one line to be shared with GPS) |
External interface | PCI Express Mini Card standard (52-pin connector) |
- Contact
- IoT Solutions
- KDDI IoT Cloud Standard (in Japanese only)
- KDDI IoT Cloud Creator (in Japanese only)
- KDDI IoT Cloud Data Market (in Japanese only)
- KDDI IoT Cloud Device Management (in Japanese only)
- KDDI IoT Cloud―Lavatory Vacancy Management (in Japanese only)
- KDDI IoT Cloud―Lavatory Water-Use Management (in Japanese only)
- KDDI IoT Cloud―Drone Package (in Japanese only)
- KDDI IoT Cloud―Locational Information Package (in Japanese only)
- KDDI IoT Cloud―Worker Safety Package (in Japanese only)
- KDDI IoT Cloud―Factory Package (in Japanese only)
- KDDI IoT Communication Service―LTE (in Japanese only)
- KDDI IoT Communication Service―LPWA (in Japanese only)
- SORACOM Air for cellular plan-K (in Japanese only)
- SORACOM Air for cellular plan-KM1 (in Japanese only)