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T-TWR Plus

T-TWR Plus

For IoT projects, navigation and geolocation, emergency situations ect

Regular price $51.74 USD
Regular price Sale price $51.74 USD
Sale Sold out

⚠️Please note that all policy page on site only applies to items purchased from our store:

Relevant technical or usage issues can be also discussed in our GitHub or Community.

How to pay with different payment methods

About Tax

At present, the price of the platform does not include tax.
Customers in Europe should pay attention to the tax problem after the package reaches the local country.

[orders over 150 euros may generate tax, which needs to be borne/handled by the customer, the local policy shall prevail.]

Commended User

People with programming foundation[engineers / students / makers, etc..]

Shipping & Delivery

Methods & Delivery Time

During ship, maybe some methods of transport do not update the logistic track until the parcel reaches the destination country.

  1. Standard Express: 25-30 Days
  2. EUB: 25-30 Days
  3. YunTu Express: 10-20 Days
  4. DHL: 10-17 Days
  5. FedEx: 10-17 Days

We can ship to DHL/FedEx through a third-party channel (Freight Forwarder) because we don't have DHL/FedEx account.
Means : we --> third-party channel(Freight Forwarder) -->official DHL /Fedex-->you

If you do not see one of the above shipping methods when checking out, it may be because your country does not support that shipping method, please select one of the available channels already listed or contact us for assistance.

Please note that all delivery times are estimated for reference only.

When we are processing the order, if the system suggests that your postcode is remote, we will automatically replace it with another shipping channel of the same class for you (except HDL and FedEx), We will send you an email if there are special situations, or you can leave us a message if you have any requirements.

Please make sure your address is fully filled in (including province and continent, which will affect the shipping time of your order)

For more details please check our shipping policy.

The Version‘s Picture Hasn't Changed

Please don't worry when the corresponding image doesn't change when you choose a certain version, just focus on the text describing the version and we'll make sure to put the right product in your package!

T-TWR Plus is the ultimate development board for ambitious tech-enthusiasts. With integrated Wi-Fi and Bluetooth, and a SA868 Wireless Transceiver, this board can achieve Walkie-Talkie functionality. It also includes an OLED Display and GPS for precise location tracking. Unleash the potential of T-TWR Plus and make your tech dreams come true.

Important Reminders

["UHF OpenEdition 400-480MHz" and "VHF OpenEdition 134-174MHz"
These two versions cannot be used directly for programming.

OpenEdtion used SA868 open-edition module, which internal Micro-controller is  erased and left blank after the Factory QA test.There is no published open-source firmware, so you cannot test the RF functionality directly on them, you need to develop it yourself or follow the progress of the open-source community.]


Flash 16MB
Wireless protocol Wi-Fi & Bluetooth 5 (LE)
Onboard functions 4 Buttons (PPT+Boot + PWR + Reset),
PMU AXP2102, TF Card function, WS2812 RGB LED
Supply Mode USB / 21700 battery / 18650 battery + spring
L76K GNSS Module  upport GPS, BDS, GLONASS
Built-in LNA, SAW Filter, Support AGNSS and 1PPS
 1.3 inch SH1106 OLED
Resolution 128x 64
I2C Interface SDA--IO08 SCL--IO09
Display Color  2


Sample Code For Reference [Github]

T-TWR Plus


Pin Diagram


UHF 400-480MHz

  • 1 X T-TWR Plus UHF
  • 1 X U band antenna: 400-480MHz
  • 2 X (1 * 15pin 2.54mm)
  • 1 X 4pin 2.54mm DuPont cable to 1.0mm connector
  • 1 X Spring

VHF 134-174MHz

  • 1 X T-TWR Plus VHF
  • 1 X V band antenna: 134-174MHz
  • 2 X (1 * 15pin 2.54mm)
  • 1 X 4pin 2.54mm DuPont cable to 1.0mm connector
  • 1 X Spring


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