LoopLoop

Bluetooth Modules

Robust Performance Bluetooth® LE and Classic Modules

We have been designing and manufacturing Bluetooth modules for over 20 years and have solutions spanning Classic Bluetooth, all the way to the latest Bluetooth Core 6.0 specifications.

Secure, low power, cost efficient modules based on innovative silicon from Nordic Semiconductor, Silicon Labs, and Infineon.

Every module in our portfolio is backed by our core support offerings:

  • Free technical support inc 3D antenna scans & SCH reviews
  • Global access to FAEs
  • Test & Certification services
  • Multiple pre-certified antennas

Browse Modules by Chipset

Module Description MCU / Memory RF Antenna Options

BL54LM20A Series - Bluetooth LE + 802.15.4 + NFC

Bluetooth Core 6.0 (LE)
802.15.4
NFC
nRF54LM20A SoC
Arm Cortex-M33 (128 MHz)
RISC-V (128 MHz)
2 MB Flash
512 KB RAM
+8 dBm Tx
Standard Range
+ LE Coded PHY
1x MHF4
Chip Antenna

BL54L10 Series - Bluetooth LE + 802.15.4 + NFC

Bluetooth Core 6.2 (LE)
802.15.4
NFC
nRF54L10 SoC
Arm Cortex-M33 (128 MHz)
RISC-V (128 MHz)
1 MB Flash
192 KB RAM
+7 dBm Tx
Standard Range
+ LE Coded PHY
1x MHF4
Trace Antenna

BL54L15 Series - Bluetooth LE + 802.15.4 + NFC

Bluetooth Core 6.2 (LE)
802.15.4
NFC
nRF54L15 SoC
Arm Cortex-M33 (128 MHz)
RISC-V (128 MHz)
1.5 MB Flash
256 KB RAM
+7 dBm Tx
Standard Range
+ LE Coded PHY
1x MHF4
Trace Antenna

BL54L15μ Series - Bluetooth LE + 802.15.4 + NFC

Bluetooth Core 6.2 (LE)
802.15.4
NFC
nRF54L15 SoC
Arm Cortex-M33 (128 MHz)
RISC-V (128 MHz)
1.5 MB Flash
256 KB RAM
+8 dBm Tx
Standard Range
+ LE Coded PHY
Chip Antenna
Trace Pin

BL54H20 Series - Multi-Core Bluetooth LE + 802.15.4 + NFC

Bluetooth Core 6.0 (LE)
802.15.4
NFC
nRF54H20 SoC
2x Arm Cortex-M33 (320 MHz)
2x RISC-V (320 MHz / 16 MHz)
2 MB Flash
1 MB RAM
+10 dBm Tx
Standard Range
+ LE Coded PHY
1x MHF4
Chip Antenna

BL5340PA Series Long Range Bluetooth Module

Bluetooth Core 5.2 (LE)
802.15.4
NFC
nRF5340 SoC
2x Arm Cortex-M33 (128/64 MHz)
- 1MB Flash
- 192 KB RAM
1x Arm Cortex-M33 (64 MHz)
- 256KB Flash
- 64 KB RAM
+18.5 dBm Tx
Long Range
+ LE Coded PHY
1x MHF4
Trace Antenna

Aurawave AW100 Series - Auracast™ Platform

Bluetooth Core 6.0 (LE) nRF5340 SoC
2x Arm Cortex-M33 (128/64 MHz)
- 1MB Flash
- 192 KB RAM
1x Arm Cortex-M33 (64 MHz)
- 256KB Flash
- 64 KB RAM
+18.5 dBm Tx
Long Range
+ LE Coded PHY
Internal Antenna

BL5340 Series - Multi-Core Bluetooth LE + 802.15.4 + NFC Modules

Bluetooth Core 5.2 (LE)
802.15.4
NFC
nRF5340 SoC
2x Arm Cortex-M33 (128/64 MHz)
- 1MB Flash
- 192 KB RAM
1x Arm Cortex-M33 (64 MHz)
- 256KB Flash
- 64 KB RAM
+5 dBm Tx
Standard Range
+ LE Coded PHY
Trace Antenna
Trace Pin

BL654 Series Bluetooth Module with NFC

Bluetooth Core 5.3 (LE)
802.15.4
NFC
nRF52840 SoC
1x Arm Cortex M4 (64 MHz)
1MB Flash
256 KB RAM
+8 dBm Tx
Standard Range
+ LE Coded PHY
1x MHF4
Trace Antenna

BL654PA Series Long Range Bluetooth Module

Bluetooth Core 5.1 (LE)
802.15.4
NFC
nRF52840 SoC
1x Arm Cortex M4 (64 MHz)
1MB Flash
256 KB RAM
+18 dBm Tx
Long Range
+ LE Coded PHY
1x MHF4
Trace Antenna

BL653 Series Bluetooth LE + 802.15.4 + NFC Module

Bluetooth Core 5.4 (LE)
802.15.4
NFC
nRF52833 SoC
1x Arm Cortex M4F (64 MHz)
512 KB Flash
128 KB RAM
+8 dBm Tx
Standard Range
+ LE Coded PHY
Trace Pin
Trace Antenna

BL653μ Series - Bluetooth LE + 802.15.4 + NFC Modules

Bluetooth Core 5.4 (LE)
802.15.4
NFC
nRF52833 WLCSP
1x Arm Cortex M4 (64 MHz)
512 KB Flash
128 KB RAM
+8 dBm Tx
Standard Range
+ LE Coded PHY
Trace Pin
Chip Antenna

BL651 Series Bluetooth LE Module

Bluetooth Core 5.0 (LE) nRF52810 SoC
1x Arm Cortex M4 (64 MHz)
192 KB Flash
24 KB RAM
+4 dBm Tx
Standard Range
1x MHF4
Trace Antenna

BL652 Series Bluetooth LE + NFC Module

Bluetooth Core 5.0 (LE)
NFC
nRF52832 SoC
1x Arm Cortex M4 (64 MHz)
32 KB RAM
+4 dBm Tx
Standard Range
1x MHF4
Chip Antenna

BL600 Series Bluetooth LE Module

Bluetooth Core 4.0 (LE) nRF51822 SoC
Arm Cortex M0 (16 MHz)
+4 dBm Tx
Standard Range
1x MHF4
Chip Antenna

Key Features of Bluetooth

  • 6.3

  • 6.2

  • 6.1

  • 6.0

  • 5.4

  • 5.3

  • 5.2

  • 5.1

  • 5.0

Bluetooth Version Feature Advantages Improvement End User Examples
v6.3 Channel Sounding Inline PCT Transfer Enhances Bluetooth Channel Sounding accuracy and efficiency by allowing the reflector to transfer phase-aligned tones directly into hardware by adjusting the phase of the tone at the reflector and ceasing to report imaginary (Q) PCT values over HCI. Eliminates excess result data and reduces overhead, improving the speed and efficiency of the Channel Sounding procedure — especially in Ranging Service (RAS) and Ranging Profile (RAP) contexts. Faster and more accurate distance measurement between devices — improving indoor navigation, door access control, and asset tracking in warehouses and industrial environments.
Channel Sounding PHY-specific RTT Accuracy Enables devices to declare Round-Trip-Time (RTT) accuracy separately for each PHY, introducing new PHY-specific RTT parameters and an expanded capability structure. Systems can select the optimal PHY-accuracy combination, improving precision, performance scaling, and interoperability in multi-PHY ranging scenarios. Improved ranging accuracy across device types — from smartphones to industrial sensors — enabling more reliable proximity-based access control and location services.
Running Out of Bits Extends the HCI architectural limits by expanding the Supported Commands bitmask from 64 to 251 octets and the LE Event Mask from 8 to 255 octets. Provides protocol capacity for future feature growth, ensures discoverability of newly assigned commands and events, and maintains backward compatibility through versioned commands and conditional support rules. Future-proofs Bluetooth-enabled devices so they can support new features and commands without requiring hardware redesigns or breaking compatibility with existing products.
ACP and C/I Limit Relaxation Harmonizes RF requirements between Bluetooth Classic (BR/EDR) and Bluetooth LE by aligning Adjacent Channel Power (ACP) and Carrier-to-Interference (C/I) limits with the LE 1-MS/s framework. Relaxes unnecessary constraints on Dual-Mode radios, simplifies transmitter and receiver design targets, and enables more power-efficient, flexible RF architectures without compromising coexistence performance. More power-efficient and cost-effective dual-mode Bluetooth chips in devices like laptops, headsets, and IoT gateways that support both Classic and LE Bluetooth simultaneously. More stable connections and better performance in crowded RF environments.

Wirepas +Ezurio in Partnership

  • Connect up to billions of devices with Wirepas firmware and Ezurio sensors.
  • Scalable, decentralized mesh protocol for truly massive and high-density IoT networks.
  • No external control needed. No central device management required.

Learn More

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Simplify Your Bluetooth Support

Personal Support

Ezurio’s global support organization is ready to help. With industry-renowned Field Application Engineering and Tier I support available worldwide, our experts can help you bring your design to market with our decades of experience in wireless and product design. 

Value Added Services

Our hardware is paired with multiple software offerings to help you develop your way. Choose from options like a familiar AT Command Set, our smartBASIC application engine, or full C code development via the Nordic or Silicon Labs SDKs. 

Certifications

EMC testing and certifications can increase development time and expenses. Our test engineers work with you from start to finish, providing pre-testing, antenna scans, and more to ensure your product meets compliance. And our broad distribution partnerships ensure you’re always covered for hardware availability.   

Certified Antennas

Ezurio’s wireless modules come pre-certified with many antenna options, including some of our industry-first Flexible PIFA and inverted Flexible PIFA antennas. Our antenna portfolio is customizable with various antenna lengths and connectors, and with wide stock availability through our distribution partners. With our accredited test laboratories and free antenna scans, you can be certain your product meets emissions requirements and successfully leverages our modular approvals.   

Explore Internal Antennas

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What Makes Us Different?

On-Site EMC and Antenna Testing

The only module and antenna manufacturer that offers our own on-site EMC testing approvals, which drastically reduces your risk and time to market. Let our onsite EMC Test engineers help you navigate the EMC certification process.

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IoT Solutions

Whether you need a product tailored, customized or are looking for complete product development services, we use in-house expertise and strategic partnerships to bring your product to market faster with the results you want. 

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Antenna Options

We offer a broad portfolio of cost-effective embedded antenna solutions that provide unmatched connectivity for your wireless devices. Let us help you find the right antenna pre-certified with our extensive module selection.

Learn More

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Bluetooth Module Applications

  • IoT Sensors

    IoT Sensors

  • Cable Replacement

    Cable Replacement

  • Beacons

    Beacons

  • Environmental Monitoring

    Environmental Monitoring

  • Medical / Wellness / Fitness Devices

    Medical / Wellness / Fitness Devices

  • Consumer Products

    Consumer Products

  • Industrial Sensor Networks

    Industrial Sensor Networks

  • Building Automation

    Building Automation

Frequently Asked Questions About Bluetooth Modules

Build Your Wireless IoT Application with Canvas

Our Canvas™ software suite enables rapid embedded development across our MCU-based wireless products. Cross-chipset middleware, easy-to-use wireless APIs, on-module scripting and intuitive desktop/mobile tools are all available to dramatically ease embedded development.

Explore Canvas Software Suite

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