MB-2151 Board with on-board NB-IoT Modem 

Application Solutions:
‧Person, Vehicle and Asset Tracking；
‧Cloud-connected Appliances；
‧Cloud-connected Smart Home；
‧Smart City；
‧Smart Commerce, etc.

Features Highlight:
‧Multi-mode of wireless connectivity, NB-IoT、Wi-Fi Client an AP and BLE4.2；
‧With on-board GNSS receiver module, for moving object tracking and position；
‧Dedicated HermIoT cloud service, provide rich APIs to develop your own
application easily；
‧Low Power Operation with Battery Operation；
‧Support semi-customization service for IoT turkey solution，including IoT master board, cloud service and APP

Hardware Specification:

External Interface:

【USB】 Micro USB/UART

【Slide Switch】 Power On/Off

【Button】 Push Button / Pairing Button / Client Defined

【LED】5 LEDs (2G, R, B, Or)

【Buzzer】

1. 5 melodies
 2. Alarm for Low Power

【IO】

1. SPI
2. I2C
3. ADC
4. DI

Mechanical Dimension: 86(L) x 56(W) x 10(H) mm

Operating Temperature: -20°C~85°C

Storage Environment: -40°C~90°C

【Antenna】

1. NBIOT Chip ANT

2. GNSS Chip ANT

3. WiFi Print ANT