
Say goodbye to communication challenges in areas with poor mobile signal, such as hilly forests, mountainous regions, or desert terrains. The DIY Walkie-Talkie is your reliable partner for long-distance audio transmission, keeping you easily connected over up to 1 km. Easily customize the walkie-talkie communication frequency between 400-470MHz and Low/High Power Wattage settings for license-free use in various countries.
Designed for makers and outdoor enthusiasts, this compact and robust walkie-talkie is perfect for adventures, emergencies, and any environment where mobile coverage is unreliable.
Enhance your outdoor experiences and ensure reliable communication with the DIY Walkie-Talkie. It is ideal for hikers, campers, and makers looking for a practical and fun project. With a walkie-talkie, you can have more fun and excitement playing games like hide-and-seek, scavenger hunts, spy games, and others.
Stay connected, no matter where your adventures take you.
Features
- Walkie-talkies can transmit audio up to 1km in open air.
- Walkie-Talkie frequencies can be tuned between 400-470MHz with wattage settings (0.5W and 1W) to meet regulations for license-free use in different regions.
- Easily communicate with individuals at a distance via walkie-talkie, utilizing the onboard microphone.
- Push the Talk button to quickly switch between Audio transmission and receive mode.
- Multiple audio output choices include a 2mm JST connector and a 2.5″2-pin header for connecting 3W speakers.
- There is also a 3.5mm Aux OUT to attach headphones for private listening
- Type C interface for Power and AT command access for custom configuration.
- A UART breakout Walkie-talkie module is available for interfacing with various microcontrollers and is an add-on for your existing projects.
Specifications
- Supply Voltage: 5V Type C
- Operating pin voltage: 3.3V
- Battery Connector: 3.7V Lithium Ion
Audio Outputs
- 3W Speaker Output at 2.5″standard Header and 2mm JST
- Standard 3.5mm TRS Headphone Jack
Walkie-Talkie Module
- Frequency Range => 400 ~ 470MHz
- Communication Distance=> around 1km tested in an Open area
- Current Consumption => Rx around 60 mA and for Tx around 750 mA
- Operating Temperature Range: -20°C ~ +70 °C
Pinouts

Dimension

Applications
- Portable Small personal walkie-talkie
- Invisible intercom system
- Audio surveillance system
- Outdoor Sport products
- Building a community security system
- Instantaneous and group communication
Kit Contents
- 2X Walkie Talkie Breakout Board
- 2X Walkie-Talkie UHF Straight Rod Antenna
- 2X 2W 6ohm Mono Enclosed Speaker
- 2X JST-SH-1MM-4 pin Female Housing Connector Wire
Compatibility
The Walkie-Talkie Breakout Board is also compatible with MessengerPi

Resources
Software GitHub:Â Getting Started Guide
Hardware GitHub: Hardware Design files like Schematic, Step, and 3D
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Shipping Policy
Fast Delivery! We ship via USPS, UPS, DHL, or FedEx because they're fast, reliable, and easy to track. We process orders within 24 hours, and delivery may take 4-7 working days, depending on your location. We'll email you the tracking info once we ship your order. We sell in USD.
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Return Policy
5 Hours: If a mistake occurs during purchase, you have 5 hours to request a refund for any reason, including if you don't want to pay the tariff. However, Stripe will not refund you their processing fee if you cancel your order.
All Sales Are Final: After 5 hours, we cannot cancel your order or issue a refund. Order cancellations incur multiple transaction processing fees from Stripe and PayPal, additional shipping fees, and reverse tariff payments, which are costly and time-consuming. For technical issues, we'll assist you in resolving problems and provide a replacement if you can prove that the product has a manufacturing defect.
Exchange Policy: We want you to be happy with your new purchase. However, once you have used the product, we cannot issue a refund. However, we will offer an exchange for a product with irreversible manufacturing defects or technical issues. If you purchased the wrong product, then you will be responsible for the re-shipping fees and tariffs. If your product is defective, please email us ASAP with photos or a video of the faulty part so we can evaluate the issue before arranging a replacement.
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Terms and Conditions
Delivery Date/Time: If the shipping company cannot deliver your parcel because you were not at your delivery address on the scheduled date/time, this is not our fault. If the carrier returned your parcel to the manufacturer from the country where it was shipped, that is outside our control. Therefore, you will be responsible for paying the re-shipping cost and any applicable tariff for any re-shipment request. In such a case, we will not issue a refund.
Product Warranty: Our warranty covers only product-related problems caused by manufacturing defects. It does not cover problems resulting from faulty repair attempts, customer accidents, or misuse.
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