The RAK11721 breakout board features the powerful AMA3B1KK-KBR-B0 MCU from Ambiq (also known as Ambiq Apollo3) combined with a Semtech SX1262 LoRa® transceiver.

- Based on RAK11720
- Custom firmware using Arduino via RUI3 API
- I/O ports: UART/I2C/GPIO/SPI
- Serial Wire Debug (SWD) interface
- Module size: 25.4 mm x 32.3 mm
- Supply Voltage: 1.8 V ~ 3.6 V
- Temperature Range: -40° C ~ 85° C

RAK11721 Breakout Board Description
The RAK11721 breakout board features the powerful AMA3B1KK-KBR-B0 MCU from Ambiq (also known as Ambiq Apollo3) combined with a Semtech SX1262 LoRa® transceiver. This setup makes it an ideal platform for evaluating the RAK11720 stamp module. The breakout board provides pin headers for easy access to the pins of the RAK11720 stamp module using jumper wires. It also includes a chip antenna for BLE and an SMA connector for a LoRa® antenna.
- Onboard chip antenna for BLE
- SMA antenna connector for LoRa®
- LoRaWAN® 1.0.3 specification compliant
- Supported bands: EU433, CN470, IN865, EU868, AU915, US915, KR920, RU864, and AS923- 1/2/3/4
- LoRaWAN® activation via OTAA/ABP
- LoRa® Point-to-Point (P2P) communication
- Easy-to-use AT command set via UART interface
RAK11721 Breakout Board Product Features
- Based on RAK11720
- Custom firmware using Arduino via RUI3 API
- I/O ports: UART/I2C/GPIO/SPI
- Serial Wire Debug (SWD) interface
- Module size: 25.4 mm x 32.3 mm
- Supply Voltage: 1.8 V ~ 3.6 V
- Temperature Range: -40° C ~ 85° C
What is included?
- 1pc RAK11721 Breakout Board
- 1pc LoRa® antenna with RP-SMA female connector
- 18pcs Dupont lines
Dimensions

RAK11721 Documents and Resources
Product Overview
RAK11721 Breakout Board Product Overview
Datasheet
RAK11721 Breakout Board Datasheet
Despatch
Quick despatch from the UK to UK and worldwide
Design Support
- Circuit Schematics
- IoT Expertise and advice from our experience with the RAK11721