1. Introducció
The Retevis NR30D is a robust and reliable Digital Mobile Radio (DMR) walkie-talkie designed for clear and secure communication over long distances. Featuring IP67 water and dust resistance, AES256 encryption, and a 2800mAh battery, it is suitable for various industrial and professional environments. This manual provides essential information for the proper setup, operation, and maintenance of your NR30D walkie-talkie.

2. Contingut del paquet
Before using your Retevis NR30D walkie-talkie, please verify that all items are present in the package:
- 4 x NR30D Walkie Talkie units
- 4 x antenes
- 4 x 2800 mAh bateries Li-ion
- 4 bases de càrrega
- 4 cables de càrrega tipus C
- 4 x clips de cinturó
- 4 corretges de mà
- 4 x manuals d'usuari
- 1 x cable de dades
- 4 micròfons d'altaveu

2.1 Desembalatge i inspecció inicial
Watch this video for a visual guide on unboxing and inspecting the contents of a similar walkie-talkie package.
3. Configuració
3.1 Instal·lació de la bateria
- Assegureu-vos que el walkie-talkie estigui apagat.
- Alineeu la bateria amb el compartiment de la bateria a la part posterior de la ràdio.
- Feu lliscar la bateria al seu lloc fins que faci clic de manera segura.
- Per treure-la, premeu el pestell d'alliberament de la bateria i feu-la lliscar cap a fora.
3.2 Càrrega de la bateria
The NR30D walkie-talkie features a 2800mAh Li-ion battery, providing approximately 15 hours of work time and 70 hours of standby time. It supports both Type-C direct charging and charging via the included desktop charging base.

- Ús de la base de càrrega: Connect the charging base to a power outlet using the provided adapter. Place the walkie-talkie (with battery installed) into the charging slot. The indicator light on the base will show charging status.
- Ús del cable tipus C: Connect the Type-C charging cable directly to the port on the side of the walkie-talkie and then to a compatible USB power source.
3.3 Fixació de l'antena
Cargoleu l'antena en sentit horari al connector de la part superior del walkie-talkie fins que quedi ben ajustada amb els dits. No l'estrengueu massa.
3.4 Attaching Belt Clip and Hand Strap
Attach the belt clip to the designated slot on the back of the radio. Secure the hand strap to the loop on the side or top of the radio for convenient carrying.
4. Instruccions de funcionament
4.1 Engegada/Apagada i control de volum
- To power on/off, rotate the power/volume knob clockwise/counter-clockwise until you hear a click.
- To adjust the volume, rotate the same knob clockwise to increase and counter-clockwise to decrease.
4.2 Selecció de canals
The NR30D features 32 channels. Rotate the channel selector knob on the top of the radio to choose your desired channel. The display will show the current channel number.
4.3 Transmissió i recepció
- Per transmetre, premeu i manteniu premut el botó Push-To-Talk (PTT) que hi ha al lateral de la ràdio. Parleu clarament al micròfon.
- Deixeu anar el botó PTT per rebre.
4.4 Modes de comunicació
The NR30D supports flexible communication modes:
- Trucada única: Communicate with a specific individual.
- Trucada de grup: Communicate with a predefined group of users.
- Totes les trucades: Broadcast messages to all users within range.

4.5 Noise Reduction and Clear Sound
Equipped with noise reduction and digital voice technology, the NR30D minimizes background noise and howling, ensuring clear audio even in noisy environments.

4.6 Xifratge AES256
The NR30D utilizes AES256 encryption to enhance communication security, protecting your conversations from unauthorized interception. It also offers compatibility with Moto CP100 and CP200 walkie-talkies.

4.7 Direct Communication and Zone Switching
The NR30D can communicate directly with NR630 and NR630S models within Zone 2. A long press of Side Button 1 allows for zone switching.

4.8 General Operation and Interoperability (Similar Models)
The following videos demonstrate general operation and interoperability features found in similar Retevis walkie-talkie models, which may apply to the NR30D.
5. Manteniment
5.1 IP67 Water and Dust Resistance
The NR30D walkie-talkie is rated IP67, meaning it can withstand immersion in 1 meter of water for 30 minutes and is protected against 0.1 µm dust particles. This makes it highly durable for use in challenging environments.

5.2 Neteja
Netegeu regularment l'exterior de la ràdio amb un drap suau i sec.amp cloth. Do not use harsh chemicals or abrasive cleaners. Ensure all port covers are securely closed to maintain water and dust resistance.
5.3 Cura de la bateria
To prolong battery life, avoid overcharging or completely discharging the battery. Store the battery in a cool, dry place when not in use for extended periods.
6. Solució De Problemes
If you encounter issues with your NR30D walkie-talkie, please refer to the following common troubleshooting steps:
- Sense energia: Comproveu si la bateria està correctament instal·lada i carregada. Assegureu-vos que el botó d'engegada/volum estigui activat.
- No es pot transmetre ni rebre: Verify that you are on the correct channel and within range of other radios. Check antenna connection. Ensure the PTT button is functioning correctly.
- Mala qualitat d'àudio: Adjust the volume. Check for obstructions between radios. Ensure noise reduction is properly configured if applicable.
- Interval curt: Ensure the antenna is securely attached. Check for environmental obstructions (buildings, hills). Battery level can affect transmission power.
If the problem persists, please contact Retevis customer support.
7. Especificacions
| Característica | Descripció |
|---|---|
| Marca | Retevis |
| Número de model | NR30D |
| Color | Negre |
| Nombre de canals | 32 |
| Interval de freqüència | 400.0-461.9 MHz / 468.0-470.0 MHz |
| Abast màxim de conversa | 836.6 Meters (approx. 0.84 km) |
| Capacitat de la bateria | 2800 mAh Li-ion |
| Durada de la bateria | 15 Hours (Work), 70 Hours (Standby) |
| Nivell impermeable | IP67 (resistent a l'aigua i a la pols) |
| Protocol de connectivitat | DMR, AES256 |
| Voltage | 7.4 Volts |
| Dimensions del producte (P x A x A) | 67 mm x 39 mm x 231 mm |
| Dispositius compatibles | Headphones, Smartphone, MP3 Player, Laptop, In-ear Headphones (for accessories) |
8. Garantia i Suport
Retevis provides a 2-year warranty for the radio body and a 1-year warranty for accessories. We also offer a 30-day no-reason return policy. Beyond the warranty period, maintenance services are available, with buyers responsible for corresponding costs. For any inquiries or support, please contact us on Amazon, and we will respond within 12 hours.