HK-B35T Serial to WiFi & Bluetooth Dual-Mode Module

HK-B35T Serial to WiFi + Bluetooth Dual-Mode Wireless Module

The HK-B35T is a compact, highly integrated wireless RF module that combines Wi-Fi and Bluetooth connectivity in a single, easy-to-deploy unit. Designed for developers and electronics enthusiasts, this dual-mode module enables seamless transparent serial data transmission — bridging your existing serial hardware to modern wireless networks with minimal effort and very few external components.

Why Choose the HK-B35T Dual-Mode Module?

• Dual Wireless Connectivity: Supports both Wi-Fi network protocol and Bluetooth in one compact module, giving your projects maximum flexibility.
• Transparent Serial Transmission: Converts serial (UART) data to wireless seamlessly — no need to rewrite existing firmware communication logic.
• Highly Integrated RF Chip: Built around a feature-rich wireless RF chipset with a complete Wi-Fi protocol stack and rich library functions onboard.
• Developer-Friendly: Minimal external components required, significantly reducing development time and firmware workload so you can get to market faster.
• Versatile Applications: Ideal for IoT projects, home automation, data logging, amplifier control interfaces, remote monitoring, and rapid prototyping.
• Compact Form Factor: Blue PCB construction with plastic housing, designed to integrate cleanly into your existing electronics enclosures.

Product Specifications

• Model: HK-B35T
• Connectivity: Wi-Fi + Bluetooth Dual-Mode
• Data Mode: Transparent Serial Transmission
• Color: Blue
• Material: Plastic
• Country of Origin: Made in China

Package Contents

• 1 × HK-B35T Dual-Mode Wi-Fi + Bluetooth Module

Note: Only the above package contents are included. Other products shown are not included. Colors may vary slightly due to lighting and display settings. Measurement tolerance: ±1–3 cm.

Learn More About Wireless IoT Standards

For more information on wireless communication technologies and IoT applications, visit the NIST Communications Technology Laboratory – Wireless Networks resource page.

Frequently Asked Questions

Q: What is the HK-B35T Serial to WiFi Bluetooth Dual-Mode Module used for?

A: The HK-B35T module is used to add wireless connectivity (Wi-Fi and Bluetooth) to devices that communicate over a standard serial (UART) interface. It is popular in IoT development, home automation, amplifier interfaces, remote data monitoring, and rapid electronics prototyping projects.

Q: Does this module require extensive coding or firmware changes to set up?

A: No. The HK-B35T is designed for transparent serial transmission, meaning it passes serial data wirelessly without requiring you to rewrite your existing firmware communication logic. This dramatically reduces development time and firmware workload.

Q: Can this module handle both Wi-Fi and Bluetooth simultaneously?

A: Yes. The HK-B35T is a dual-mode module integrating both Wi-Fi (complete network protocol stack) and Bluetooth on a single chip, giving developers the flexibility to use either or both wireless protocols depending on the application.

Q: What is included in the package?

A: Each package includes one HK-B35T Dual-Mode Wi-Fi + Bluetooth Module. No additional accessories or components are included unless otherwise stated.