1. Uvod
This manual provides comprehensive instructions for the setup, operation, and maintenance of your Topsung M920 Walkie Talkies. Please read this manual thoroughly before using your devices to ensure optimal performance and safety.

Image: The Topsung M920 Walkie Talkies in a 3-pack, showcasing their design and included accessories like rechargeable batteries and a micro-USB charger.
2. Sadržaj paketa
Provjerite da li se sve stavke nalaze u vašem paketu:
- 3 x Topsung M920 Walkie Talkies (Blue, Green, Red)
- 9 x 1000mAh NI-MH AA Rechargeable Batteries (3 per walkie talkie)
- 1 x Micro-USB Charging Cable (3-in-1)
- 1 x USB adapter za napajanje
- 3 x Adjustable Lanyards
- 1 x Korisnički priručnik (ovaj dokument)

Image: A visual representation of all items included in the Topsung M920 Walkie Talkie package.
3. Podešavanje
3.1. Instalacija baterije
- Pronađite poklopac pretinca za bateriju na stražnjoj strani voki-tokija.
- Push the clip on the battery cover downwards and slide the cover off.
- Insert 3 x 1000mAh NI-MH AA rechargeable batteries into the compartment, ensuring correct polarity (+/-).
- Vratite poklopac pretinca za baterije tako što ćete ga gurnuti nazad na mjesto dok ne klikne sigurno.
3.2. Punjenje baterija
The walkie talkies come with rechargeable batteries and a micro-USB charging cable for convenient charging. A full charge provides approximately 63 hours of standby time.
- Connect the micro-USB charging cable to the charging port located at the bottom of the walkie talkie.
- Connect the other end of the USB cable to the provided USB power adapter, a power bank, or a vehicle adapter.
- Plug the USB power adapter into a standard wall outlet.
- The battery indicator on the LCD screen will show charging status. Charging typically takes about 3 hours.
- Once fully charged, disconnect the walkie talkie from the charging cable.

Slika: Detaljna view of the charging process and battery compartment for the walkie talkies.
4. Uputstvo za upotrebu

Image: Labeled diagram of the walkie talkie's components and controls.
4.1. Uključivanje/isključivanje
To power on or off the walkie talkie, press and hold the MENU/Napajanje button located at the bottom center of the front panel.
4.2. Podešavanje jačine zvuka
Koristite Up (▲) i Dole (▼) buttons to adjust the volume level from 1 to 8. The current volume level will be displayed on the LCD screen.
4.3. Pritisni za razgovor (PTT) dugme
To transmit your voice, press and hold the PTT button on the left side of the walkie talkie. Speak clearly into the microphone. Release the PTT button to listen for a response.
4.4. Dugme za poziv
Pritisnite CALL button to send an audible call tone to other walkie talkies on the same channel and privacy code. There are 10 selectable call tones.
4.5. Zaključavanje tastature
Da biste spriječili slučajne promjene postavki, pritisnite i držite CALL/Lock button for 2 seconds to lock the keypad. The lock icon will appear on the LCD. Repeat the action to unlock.
4.6. Odabir kanala
Your walkie talkies have 22 FRS channels. To change the channel:
- Pritisnite MENU dugme jednom. Broj kanala će treptati.
- Koristite Up (▲) ili Dole (▼) buttons to select your desired channel.
- Pritisnite PTT or MENU ponovo za potvrdu i izlaz.
4.7. CTCSS/DCS Privacy Codes
The M920 supports 38 CTCSS (Continuous Tone-Coded Squelch System) and 98 DCS (Digitally Coded Squelch) privacy codes. These codes help filter out unwanted conversations on the same channel.
- Pritisnite MENU button twice for CTCSS or three times for DCS. The code number will flash.
- Koristite Up (▲) ili Dole (▼) buttons to select your desired code.
- Pritisnite PTT or MENU ponovo za potvrdu i izlaz.
4.8. VOX (Glasovno upravljana centrala)
VOX allows for hands-free operation. When VOX is enabled, the walkie talkie will automatically transmit when it detects your voice.
- Pritisnite MENU button until "VOX" appears on the display.
- Koristite Up (▲) ili Dole (▼) buttons to select the VOX sensitivity level (LE1 to LE3, with LE3 being the most sensitive). You can also select "OF" to turn VOX off.
- Pritisnite PTT or MENU ponovo za potvrdu i izlaz.
4.9. NOAA upozorenje o vremenu
The M920 features NOAA Weather Scan, which automatically scans through 25 available weather (WX) band channels and locks onto the strongest weather channel to alert you of severe weather updates. NOAA Weather Alert will sound an alarm if there is a risk of severe weather in your area.
- To activate Weather Scan, press and hold the SCAN/NOAA dugme.
- The radio will scan for active weather channels.
- To exit Weather Scan, press and hold the SCAN/NOAA ponovo dugme.

Image: The walkie talkie highlighting its NOAA Weather Alert feature, useful for outdoor activities.
4.10. Roger Beep
The Roger Beep is an audible tone transmitted when you release the PTT button, signaling to other users that you have finished speaking.
- Pritisnite MENU button until "RO" appears on the display.
- Koristite Up (▲) ili Dole (▼) buttons to turn the Roger Beep "ON" or "OFF".
- Pritisnite PTT or MENU ponovo za potvrdu i izlaz.
4.11. Video Demonstration: How to Use the Walkie Talkies
Video: A detailed demonstration by Topsung Technology on how to operate the walkie talkies, including navigating menus and using various features.
5. Range and Usage Environment
The effective range of your walkie talkies can vary significantly based on terrain and obstructions. For optimal performance, use in open areas with minimal interference.
- Od planine do doline: Up to 16 miles (optimal conditions)
- Otvorena voda: Do 4 milja
- susjedstvo: Do 1 milja

Image: Visual guide to the expected range of the walkie talkies in various outdoor settings.
6. Održavanje
6.1. Čišćenje
Obrišite voki-toki mekom krpomamp krpom. Ne koristite abrazivna sredstva za čišćenje ili rastvarače. Prije upotrebe ili skladištenja provjerite je li uređaj suh.
6.2. Održavanje baterije
To prolong battery life, fully charge the batteries before first use. If storing the walkie talkies for an extended period, remove the batteries to prevent leakage.
6.3. Skladištenje
Voki-tokije čuvajte na hladnom i suhom mjestu, dalje od direktne sunčeve svjetlosti i ekstremnih temperatura.
7. Otkrivanje problema
If you experience issues with your Topsung M920 Walkie Talkies, refer to the common problems and solutions below. For more detailed troubleshooting, please consult the official Vodič za rješavanje problema (PDF).
| Problem | Moguće rješenje |
|---|---|
| Nema struje | Ensure batteries are correctly installed and fully charged. Press and hold the Power button to turn on. |
| Ne mogu komunicirati s drugim radio stanicama | Verify all radios are on the same channel and privacy code (CTCSS/DCS). Check battery levels. Ensure no obstructions are blocking the signal. |
| Loš kvalitet zvuka ili statički zvuk | Adjust volume. Move closer to the other radio. Check for interference from other electronic devices. Ensure antenna is not obstructed. |
| Tastatura ne reaguje | The keypad may be locked. Press and hold the CALL/Lock button for 2 seconds to unlock. |
| VOX se ne aktivira | Adjust VOX sensitivity to a higher level (e.g., LE3). Ensure you are speaking clearly into the microphone. |
8. Specifikacije
| Feature | Detalj |
|---|---|
| Broj modela | M920 |
| Brand | Topsung |
| Boja | Blue & Green & Red |
| Broj kanala | 22 FRS Channels, 25 NOAA Weather Channels |
| Kodovi privatnosti | 38 CTCSS, 98 DCS |
| Frekvencijski opseg | Approximately 400-512 MHz |
| Maksimalni domet govora | Up to 3 Miles (actual range varies by terrain) |
| Vrsta baterije | 3 x 1000mAh NI-MH AA Rechargeable Batteries (per radio) |
| Vrijeme pripravnosti | Pribl. 63 sati |
| Vrijeme punjenja | Pribl. 3 sati |
| Posebne karakteristike | Keypad Lock, Long Range, NOAA Weather Alert, VOX, Roger Beep |
| Nivo vodootpornosti | Vodootporan |
| Težina artikla | 1.41 funti (za pakovanje) |
| Dimenzije paketa | 6.65 x 6.65 x 2.64 inča |
9. Garancija i podrška
For warranty information and customer support, please refer to the documentation included with your product or contact Topsung customer service directly. Additional protection plans may be available for purchase separately.
You can also find more resources, including a detailed Upute za upotrebu (IFU) PDF, on the product's official support page.