WL71340 Bluetooth 5.3
- Technology
- Wi-Fi and Bluetooth modules
- Partner
- SparkLAN
SparkLAN Technology introduces the WL71340, a compact, low-cost, and highly integrated wireless module designed to bring Bluetooth Low Energy (BLE) and IoT functionality to a wide range of applications. This versatile module is ideal for home healthcare, patient monitoring, personal fitness, and diagnostic devices, as well as broader IoT applications in building security, HVAC, asset tracking, and industrial sensing.
Operating in the 2.4 GHz band, the WL71340 supports Bluetooth 5.3 Low Energy, Zigbee, IEEE 802.15.4, and proprietary 2.4 GHz protocols. It is optimised for low-power communication and offers advanced BLE features such as LE Coded PHY (Long Range), LE 2Mbit, Advertising Extensions, and Multiple Advertisement Sets. The module also ensures longer battery life through ultra-low standby current and supports backward compatibility with Bluetooth 4.2 and earlier LE versions.
The WL71340 is engineered to meet the demands of modern connected devices that require compact form factors, reliable wireless connectivity, and industrial-grade performance, making it a smart choice for next-generation IoT systems.

Range features
A high level overview of what this range offers
- Bluetooth 5.3 LE, Zigbee, IEEE 802.15.4, and proprietary 2.4 GHz support
- BLE 5.3 features: LE Coded PHY (Long Range), LE 2 Mbps, Advertising Extensions
- Low power consumption with ultra-low standby current
- Backward compatible with Bluetooth 4.2 and earlier
- Compact, cost-effective design for IoT applications
- Ideal for healthcare, fitness, asset tracking, HVAC, and industrial use