1. Introducció
Thank you for choosing the Retevis RB689 Two-Way Radio. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.

Image 1.1: Retevis RB689 Two-Way Radio and Wireless Earpiece.
2. Contingut del paquet
Verifiqueu que tots els articles que s'enumeren a continuació s'inclouen al vostre paquet. Si falta algun article o està malmès, poseu-vos en contacte amb el vostre distribuïdor.
- 2 x Retevis RB689 Walkie-Talkies
- 2 carregadors
- 2 x cordons
- 2 x clips de cinturó
- 2 x Wireless Headsets
- 2 x Charging Cables (USB-C)
- 1 x Manual d'usuari

Imatge 2.1: acabatview of included components in the Retevis RB689 package.
3. Producte acabatview
The Retevis RB689 is a high-power two-way radio designed for reliable communication. Key features include:
- Sortida d'alta potència: Ensures stable signal and long-distance communication, even through obstacles.
- Wireless Earpiece: Provides hands-free operation with a stable Bluetooth connection and Type-C charging.
- Funció VOX: Allows voice-activated transmission, freeing your hands for other tasks.
- Llanterna incorporada: Enhances utility in low-light or dark environments.
- Pantalla LED: Clearly shows channel, battery level, VOX status, and wireless connection.
- Construcció duradora: Robust body designed for outdoor and demanding environments.
- Llarga vida útil de la bateria: 2600mAh battery offers up to 5 days standby time.

Image 3.1: High power capability for extended range communication.
4. Configuració
4.1 Instal·lació i càrrega de la bateria
The RB689 radio comes with a 2600mAh Lithium-ion battery. Ensure the battery is fully charged before first use.
- To install the battery, align it with the battery compartment on the back of the radio and press firmly until it clicks into place.
- To charge the radio, place it in the charging cradle. Connect the charging cable to the cradle and a suitable USB power source. The LED indicator on the radio will show charging status.
- The wireless earpiece has a 180mAh battery. Charge it using the provided Type-C charging cable.

Image 4.1: Charging the Retevis RB689 radio and wireless earpiece.
4.2 Wireless Earpiece Pairing
The wireless earpiece connects automatically to the radio. Follow these steps for initial pairing:
- Ensure the RB689 radio is powered on.
- Long press the PF2 key on the walkie-talkie to activate its wireless function.
- Long press the power button on the wireless earpiece for approximately 5 seconds to turn it on.
- The earpiece and radio will automatically pair. A confirmation indicator (e.g., LED change) will show successful connection.

Image 4.2: Wireless earpiece with PTT button and Type-C charging.
5. Instruccions de funcionament
5.1 Encès/Apagat
To power on the radio, rotate the Power/Volume knob clockwise until you hear a click. To power off, rotate it counter-clockwise until it clicks.
5.2 Selecció de canals
Use the Channel Selector knob (typically located on top of the radio) to select one of the 16 available channels. The selected channel will be displayed on the LED screen.

Image 5.1: The LED display shows current channel and other operational information.
5.3 Transmissió i recepció (PTT)
To transmit, press and hold the Push-To-Talk (PTT) button on the side of the radio or on the wireless earpiece. Speak clearly into the microphone. Release the PTT button to receive.
5.4 Funció VOX
The Voice Operated Exchange (VOX) function allows you to transmit without pressing the PTT button. To activate VOX, long press the PF1 button on the radio. Speak into the microphone, and the radio will automatically transmit when it detects your voice. Long press PF1 again to deactivate.

Image 5.2: The VOX function enables hands-free communication.
5.5 Funció de llanterna
The RB689 includes a built-in flashlight for convenience in dark environments. Refer to your radio's specific button layout for flashlight activation (often a short press of a programmable function key).

Image 5.3: The integrated flashlight provides illumination in dark conditions.
5.6 Compatibility with Other Radios
The Retevis RB689 is compatible with other Retevis radios and most other brands, provided they operate on the same frequency and utilize the same CTCSS/DCS codes. Ensure your radios are configured to match for seamless communication.
6. Manteniment
6.1 Cura de la bateria
- No exposeu la bateria a temperatures extremes.
- Avoid overcharging or completely draining the battery for optimal lifespan.
- Si no heu d'utilitzar la ràdio durant un període prolongat, traieu-ne la bateria.
6.2 Neteja
Clean the radio and earpiece with a soft, damp drap. No utilitzeu productes químics agressius ni netejadors abrasius. Assegureu-vos que tots els ports estiguin secs abans de carregar-los.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| La ràdio no s'encén | Low battery; Battery not installed correctly | Charge the battery; Reinstall the battery |
| No es pot comunicar amb altres ràdios | Different channels/frequencies; Different CTCSS/DCS codes; Out of range | Ensure all radios are on the same channel and have matching CTCSS/DCS codes; Move closer to the other radio |
| Wireless earpiece not connecting | Earpiece not powered on; Not in pairing mode; Low earpiece battery | Ensure earpiece is powered on and in pairing mode (long press power button); Charge earpiece battery |
| Mala qualitat d'àudio | Weak signal; Obstructions; Volume too low/high | Move to an open area; Adjust volume |
8. Especificacions
| Característica | Especificació |
|---|---|
| Marca | Retevis |
| Número de model | RB689 |
| Color | Negre |
| Connexions | Bluetooth |
| Característiques especials | High power, Wireless earpiece, VOX, Flashlight |
| Composició de la bateria | Ió de liti |
| Radio Battery Capacity | 2600 mAh |
| Earpiece Battery Capacity | 180 mAh |
| Nombre de canals | 16 |
| Interval de freqüència | 400-430 MHz |
| Interval màxim | 5 quilòmetres |
| Voltage | 7.4 Volts |
| Nivell de resistència a l'aigua | Impermeable |
| Dimensions del producte | 4.1 de profunditat x 6.2 d'amplada x 26.5 d'alçada cm |
| País d'origen | Xina |
9. Garantia i Suport
Retevis offers a 2 any de garantia per al cos de la ràdio i un 1 any de garantia for accessories. Additionally, a Política de devolució sense motiu de 30 dies is provided. Beyond the warranty period, maintenance services are available, with buyers responsible for associated costs.
For support or warranty claims, please contact Retevis customer service via Amazon. We aim to respond within 12 hours.