Expand your wireless development and network analysis capabilities with this BW16 dual-band Wi-Fi expansion board, featuring 2.4GHz and 5GHz Wi-Fi support, Bluetooth Low Energy 5.0, and an onboard PCB antenna. Designed around the BW16 module, this compact add-on supports wireless signal monitoring, channel analysis, and open-source development workflows.
With 4MB of flash memory, an open API, and compatibility with Arduino and PlatformIO development environments, it offers flexibility for developers, electronics enthusiasts, and users exploring wireless communication technologies.
Key Features
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Dual-Band Wi-Fi: Supports 2.4GHz and 5GHz wireless networks using IEEE 802.11a/b/g/n standards.
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Bluetooth Low Energy 5.0: Provides BLE connectivity for compatible wireless development applications.
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BW16 Module: Built around the BW16 wireless module with an integrated PCB antenna.
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Wireless Signal Monitoring: Supports real-time channel signal-strength scanning, with displayed readings in the approximate −60dBm to −75dBm range.
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Intelligent Band Switching: Uses a dual-band scanning algorithm to switch between supported 2.4GHz and 5GHz bands.
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Wireless Network Information: The accompanying application supports multiple target SSIDs and visualizes signal strength and encryption type.
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Open Development Interface: Supports secondary development through an open API, Arduino, and PlatformIO.
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Built-In Flash Memory: Includes 4MB of flash storage for supported firmware and applications.
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Wireless Security Features: Supports WPA2 according to the supplied specifications, with KRACK-defense firmware pre-installed.
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Compact Expansion Design: Includes a USB Type-C cable for compatible connection and development setups.
Dual-Band Wi-Fi Analysis
The expansion board supports wireless operation across the 2.4GHz and 5GHz frequency bands, enabling developers to explore channel activity and signal-strength information in compatible environments.
The accompanying application can display information for multiple target network names (SSIDs), including signal strength and encryption type. This makes the module useful for wireless diagnostics, network research, and educational projects involving Wi-Fi communication.
Developer-Friendly Connectivity
The BW16 module supports an open API interface and development using Arduino and PlatformIO. These capabilities allow users to build compatible applications, experiment with wireless functionality, and integrate supported features into their own projects.
The onboard PCB antenna provides an integrated antenna solution without requiring a separate external antenna for the specified configuration.
Technical Specifications
| Specification |
Details |
| Compatible Module |
BW16 |
| Antenna |
Onboard PCB antenna |
| Wi-Fi Standards |
IEEE 802.11a/b/g/n |
| Wi-Fi Bands |
2.4GHz and 5GHz |
| 2.4GHz Frequency Range |
2400–2483.5MHz |
| 5GHz Frequency Range |
5180–5825MHz |
| Bluetooth |
BLE 5.0 |
| Power Supply |
5V, current capacity greater than 500mA |
| Flash Memory |
4MB |
| Security Algorithms |
AES, DES, SHA |
| Wireless Encryption |
WPA2 support, as specified |
| Development Platforms |
Arduino, PlatformIO |
| API |
Open API interface |
| Signal Scanning |
Real-time channel signal-strength display |
| Displayed Signal Range |
Approximately −60dBm to −75dBm |
| Supported Application |
Companion app with multi-SSID visualization |
Transmit Power
| Frequency Band |
Standard |
Transmit Power |
| 2.4GHz |
802.11b |
16dBm |
| 2.4GHz |
802.11g |
15dBm |
| 2.4GHz |
802.11n |
14dBm |
| 5GHz |
802.11a |
14dBm |
| 5GHz |
802.11n |
13dBm |
Transmit-power figures are based on the supplied module specifications and may vary with firmware, configuration, antenna characteristics, and applicable regional regulations.
Package Contents
Important Compatibility Notes
Before purchasing, confirm that the board's connector, firmware, and intended functions are compatible with your specific device and software version. The module's 5GHz support depends on the implemented hardware and firmware configuration.
The supplied specifications mention WPA2 compatibility and pre-installed KRACK-defense firmware. Actual security capabilities depend on the firmware version and configuration. Use wireless scanning and network analysis features only on networks and devices you own or are authorized to test.
Please note: This is an expansion board, not a standalone Wi-Fi router. A compatible host device, firmware, and application may be required to access its features.
Specification:
| Package Weight |
| One Package Weight |
0.06kgs / 0.14lb |
| One Package Size |
14cm * 9cm * 4cm / 5.51inch * 3.54inch * 1.57inch |
| Carton Weight |
6.70kgs / 14.77lb |
| Carton Size |
44cm * 38cm * 34cm / 17.32inch * 14.96inch * 13.39inch |
| Loading Container |
20GP: 469 cartons * 96 pcs = 45024 pcs 40HQ: 1088 cartons * 96 pcs = 104448 pcs
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