1. ምርት አብቅቷልview
The Retevis B3B is a compact, slim, and lightweight two-way radio designed for reliable communication during activities such as camping, hiking, or general outdoor use. It features a powerful 1620mAh battery, USB-C charging, and essential functions for ease of use.

Figure 1: Retevis B3B Mini Walkie Talkies.
ቁልፍ ባህሪዎች
- Front Three-Button Operation: Easy access to VOX, Squelch, and Key Lock functions.
- የታመቀ እና ቀላል ክብደት ያለው ንድፍ; Measuring 5.83 x 2.17 x 0.59 inches and weighing 2.08 ounces, it's designed for comfortable portability.
- ረጅም የባትሪ ህይወት; Equipped with a 1620mAh lithium-ion battery, providing approximately 22 hours of normal daily usage.
- የዩኤስቢ-ሲ ኃይል መሙላት; Convenient charging via power bank, PC, or car charger.
- ጮክ ብሎ እና ግልጽ ድምፅ፤ Features 1-7 squelch levels for optimal audio clarity.
- የ VOX ተግባር Enables hands-free communication without pressing the PTT button.
- የአደጋ ጊዜ ማንቂያ፡- A dedicated function for urgent situations.
2. ማዋቀር
2.1 የጥቅል ይዘቶች
ሁሉም እቃዎች በጥቅልዎ ውስጥ መኖራቸውን ያረጋግጡ፡-
- 2 x B3B Walkie-Talkies
- 2 x 1620mAh Lithium-Ion Batteries (included inside radios)
- 1 x አስማሚ
- 1 x የኃይል መሙያ ገመድ (ዩኤስቢ-ሲ)
- 2 x ቀበቶ ክሊፖች
- 1 x የተጠቃሚ መመሪያ

ምስል 2: የጥቅል ይዘቶች.
2.2 ሬዲዮዎችን መሙላት
The B3B walkie talkies feature a built-in 1620mAh battery and a USB-C charging port for convenience.
- Locate the USB-C charging port on the side of the walkie talkie, usually protected by a rubber flap.
- የቀረበውን የዩኤስቢ-ሲ የኃይል መሙያ ገመድ ከወደቡ ጋር ያገናኙ።
- Plug the other end of the USB-C cable into the adapter, a power bank, PC, or car charger.
- The charging indicator light will illuminate (typically red) during charging and change color (typically green) when fully charged.

Figure 3: USB-C Charging Port.
2.3 ቀበቶ ክሊፕን በማያያዝ
የቀበተውን ክሊፕ ለማያያዝ
- Align the belt clip with the grooves on the back of the walkie talkie.
- Slide the belt clip downwards until it clicks securely into place.
የቀበተውን ቅንጥብ ለማስወገድ
- Push the upper lock of the belt clip outward.
- Push the left thumb against the bottom of the belt clip and gently push upwards to remove it.
2.4 Connecting an Earpiece (Optional)
If using an earpiece (not included with this specific variant), connect it to the dedicated audio port on the side of the radio, usually located next to the USB-C port and covered by a rubber flap.
3. የአሠራር መመሪያዎች
3.1 የኃይል ማብሪያ / ማጥፊያ እና የድምጽ ማስተካከያ
To power on or off the walkie talkie, rotate the power/volume knob located at the top of the device. Continue rotating the knob to adjust the volume level.
3.2 የሰርጥ ምርጫ
The Retevis B3B has 16 channels. To change channels, use the UP and DOWN buttons on the front of the walkie talkie. Ensure all radios intended for communication are set to the same channel.
3.3 ለመነጋገር ግፋ (PTT)
To transmit your voice, press and hold the large PTT button located on the side of the walkie talkie. Speak clearly into the microphone. Release the PTT button to listen for incoming transmissions.
3.4 የVOX ተግባር (ከእጅ ነፃ ግንኙነት)
The VOX (Voice Operated Exchange) function allows you to transmit without manually pressing the PTT button. When activated, the radio will automatically transmit when it detects your voice.

Figure 4: VOX Function in use.
3.5 የቁልፍ መቆለፊያ ተግባር
To prevent accidental channel changes or function activation, you can enable the key lock function. Long press the 'DOWN' button on the front of the radio to activate or deactivate this feature.

Figure 5: Key Lock Function.
3.6 የአደጋ ጊዜ ማንቂያ
The B3B walkie talkie includes an emergency alarm function for critical situations. This can be activated via a dedicated button on the front panel.

Figure 6: Emergency Alarm Function.
3.7 Squelch ማስተካከያ
Squelch helps to suppress weak signals or background noise. The B3B offers 1-7 squelch levels. To adjust, short press the MENU button twice continuously. The voice prompt will announce 'squelch', allowing you to enter the adjustment mode.
3.8 የአንድ-ቁልፍ ማጣመር
The one-key pairing feature simplifies connecting multiple B3B radios. This allows for efficient and convenient setup for group communication.

Figure 7: One-Key Pairing.
3.9 Appearance Display
The Retevis B3B features a sleek and minimalist design with essential controls easily accessible on the front and sides.
Video 1: Retevis B3B appearance display, showcasing the compact and user-friendly design of the walkie talkie.
3.10 Easy to Carry and Long Battery Life
ቀጭን ፕሮfile and lightweight construction make the B3B easy to carry in a pocket or clipped to clothing. The 1620mAh battery ensures extended operation throughout the day.
Video 2: Demonstrating the portability and long battery life of the Retevis B3B walkie talkie, highlighting its suitability for active users.
3.11 Three Buttons on the Front, Easy to Operate
The front panel features three intuitive buttons for quick access to common functions, enhancing user experience.
Video 3: Highlighting the three front buttons of the Retevis B3B, demonstrating their ease of operation for various functions.
4. ጥገና
To ensure the longevity and optimal performance of your Retevis B3B walkie talkies, follow these maintenance guidelines:
- ማጽዳት፡ ለስላሳ ይጠቀሙ, መamp የራዲዮውን ውጫዊ ክፍል ለማጽዳት ጨርቅ። ጠጣር ኬሚካሎችን ወይም ሻካራ ማጽጃዎችን ያስወግዱ።
- የባትሪ እንክብካቤ Charge the battery regularly. Avoid fully discharging the battery frequently, as this can reduce its lifespan. Store radios in a cool, dry place when not in use.
- ማከማቻ፡ Store the walkie talkies in a dry environment away from extreme temperatures and direct sunlight.
- ጠብታዎችን ያስወግዱ፡ While durable, excessive drops can damage internal components. Handle with care.
5. መላ መፈለግ
If you encounter issues with your Retevis B3B walkie talkies, refer to the following common troubleshooting steps:
- ኃይል የለም፡ Ensure the battery is charged. Check the power/volume knob is turned to the 'on' position.
- ማስተላለፍ/መቀበል አይቻልም፡- Verify that both radios are on the same channel. Check the volume level. Ensure the PTT button is fully pressed during transmission.
- ደካማ የድምጽ ጥራት፡ Adjust the squelch level (1-7). Ensure there are no obstructions between the radios. Move to an open area if possible.
- የተወሰነ ክልል፡ Obstacles like buildings, hills, and dense foliage can reduce range. Move to a higher or more open location.
- ምላሽ የማይሰጡ አዝራሮች፡- Check if the Key Lock function is activated. Deactivate it by long-pressing the 'DOWN' button.
6. ዝርዝሮች
| ባህሪ | ዝርዝር መግለጫ |
|---|---|
| የምርት ስም | ሬቴቪስ |
| የሞዴል ቁጥር | B3B |
| የእቃው ክብደት | 2.08 አውንስ |
| የምርት ልኬቶች | 5.83 x 2.17 x 0.59 ኢንች |
| ባትሪዎች | 2 ሊቲየም ion ባትሪዎች ያስፈልጋሉ (ተጨምሯል) |
| የሰርጦች ብዛት | 16 |
| ልዩ ባህሪ | 1620 mAh Large capacity battery, Lightweight |
| የድግግሞሽ ክልል | FRS |
| ከፍተኛ የንግግር ክልል | 1 ማይል |
| ጥራዝtage | 3.7 ቮልት (ዲሲ) |
| የውሃ መቋቋም ደረጃ | የውሃ መቋቋም አይደለም |

Figure 8: Back of Retevis B3B with specifications.
7. ዋስትና እና ድጋፍ
Retevis provides a 2-year warranty for the radio body and a 1-year warranty for accessories. We offer a 30-day no-reason return policy.
Beyond the warranty period, maintenance services are still available, with buyers responsible for associated costs. For any inquiries or support, please contact us on Amazon, and we will respond within 12 hours.





