Attributes

Brand	-
Category	Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards
Origin	-
Bluetooth Version	Bluetooth 5.0
Chipset	RTL8762BFR
Transmission Mode	Transparent Transmission & Mesh Networking
Interface	UART, SPI, I2C, PWM, ADC
Operating Voltage	3.3V DC
Antenna Type	On-board PCB Antenna
Dimensions	45mm x 20mm x 8mm
Supported SDK	Ameba Arduino IDE & RTL SDK
Max Transmission Range	Up to 30 meters (Line of Sight)
Package Contents	1x TB-02 Board, 1x USB Cable, 1x Pin Header Set

6 reviews

Anonymous

Mar 30, 2026

Rating: 5/5

Best budget BT5.0 dev board

Compared to other development boards in this category, the Ai-Thinker TB-02 offers the best balance of features and cost. The mesh networking feature is a game changer for distributed systems.

Anonymous

Mar 27, 2026

Rating: 4/5

Solid performance, good range

The range is impressive for such a small module. I tested it across my workshop and got consistent data transmission. The only reason for 4 stars is the USB cable included feels a bit flimsy.

Anonymous

Mar 26, 2026

Rating: 5/5

Easy to integrate with Arduino

I was able to get this running with the Ameba Arduino core in under an hour. The pinout is clearly labeled, and the transparent mode saved me days of coding custom BLE protocols.

Anonymous

Mar 09, 2026

Rating: 4/5

Great value, minor documentation gaps

Hardware quality is excellent for the price point. Bluetooth 5.0 connectivity is stable. The only downside is that some advanced SDK examples are a bit sparse, but the community forums helped me figure it out.

Anonymous

Mar 06, 2026

Rating: 5/5

Perfect for IoT Mesh Projects

This board is exactly what I needed for my smart home sensor network. The mesh networking capability works flawlessly out of the box, and the transparent transmission makes serial communication incredibly easy to implement.

Anonymous

Mar 05, 2026

Rating: 5/5

Reliable for university projects

We used five of these boards for our final year robotics project. They maintained stable connections even with interference from other lab equipment. Highly recommended for academic prototyping.

5 FAQ

Q: What is the maximum number of nodes supported in the mesh network?

A: Theoretically, the chipset supports up to 32 nodes in a single mesh network, though practical limits may vary based on environmental interference and data payload size.

Q: Can I power this directly from a 5V USB source?

A: While the USB port provides 5V, the board operates internally at 3.3V. It has an onboard regulator, so you can safely connect it to a standard 5V USB power source.

Q: Does this board support over-the-air (OTA) firmware updates?

A: Yes, the TB-02 kit supports OTA firmware updates via Bluetooth or Wi-Fi (if using a gateway), making it easy to deploy patches without physical access.

Q: Does this come with a case or enclosure?

A: No, this kit includes only the development board, pin headers, and a USB cable. You will need to purchase or 3D print an enclosure separately if required for your project.

Q: Is the source code for the mesh example available?

A: Yes, all example source codes, including the mesh networking demos, are available in the official GitHub repository linked in the product manual.

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