Domestic IoT Solutions

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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
KYM11
Kyocera Corp.

New/LTE module.

CDMA 1X Communication Modules

Photo: WM-M300
WM-M300
Seiko Instruments Inc.

New module supporting the KDDI Module Remote Management Service (KDDI MRMS).

Photo: WM-M320
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.

  • Sales of new was finished.
WM-M210A
Seiko Instruments Inc.

Compact, lightweight, and low power consuming model equipped with the Earthquake Early Warning function.

  • Sales of new was finished.

CDMA 1X WIN Communication Modules

Photo: KCMV-200
KCMV-200
Kyocera Corp.

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

Photo: KCMP
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

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)
  • Product improvements may cause changes in appearance and some descriptions without notice.
  • Since this service is provided as a best-effort service, communication speed is subject to change due to of the communication environment and traffic conditions. Even within the service area, data communication may not be available in locations with weak signals.
  • Cannot be used outside Japan.
  • [1]
    Measured when the device is within a service area and in power-saving mode at a room temperature of 25° and a power-supply voltage of 3.65V. The value may vary depending on the performance of the communication module itself.
  • [2]
    Measured when sending/receiving data at a maximum transmission output at a room temperature of 25° and a power-supply voltage of 3.65V. The value may vary depending on the performance of the communication module itself.
  • Refer to the instruction manual for the detailed specifications of each communication module.
    (To obtain the instruction manual, please register for the KDDI Module Solution Support Program (KDDI MSLS)).

WM-M300Seiko Instruments Inc.

Photo: WM-M300

New communication module supporting KDDI MRMS.

Support services

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.

Photo: WM-M320

Small and lightweight model based on "WM-M300".
New communication module supporting KDDI MRMS.

Support services

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.

Photo: KCMV-200

Highly-durable model with excellent heat and earthquake resistance. Small-sized communication module mainly intended for vehicle installation.

Support services

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.

Photo: KCMP

Small, high-speed communication module. Compatible with PCI Express Mini Card standard and gpsOne.

Support services

  • gpsOne
  • OTA
  • Date & Time information acquisition
  • Easy location information acquisition

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)
  • Product improvements may cause changes in appearance and some descriptions without notice.
  • Due to the best-effort service, communication speed is subject to the communication environment and traffic conditions.
    Even within the service area, data communication may not be available in locations with weak signals.
  • Cannot be used outside Japan.
  • [1]
    Measured when device is within a communication area and in power-saving mode at a room temperature of 25° and current-voltage of 3.65V. The value may vary depending on the performance of the communication module itself.
  • [2]
    Measured when transmitting/receiving data at a maximum transmission output at a room temperature of 25° and current-voltage of 3.65V. The value may vary depending on the performance of the communication module itself.
  • Refer to the instruction manual for the detailed specifications of each communication module.
    (To obtain the instruction manual, you need to register for the KDDI Module Solution Support Program ("KDDI MSLS")).
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