1. Introducció
The UNIWA F400 is a robust and versatile device combining the functionalities of a 4G LTE smartphone with a professional Push-to-Talk (POC) walkie-talkie. Designed for demanding environments, it features an IP65 rating for dust and water resistance, ensuring reliable performance in various conditions. Running on Android 15, the F400 offers a seamless user experience with global connectivity, advanced navigation, and enhanced security features.
This manual provides essential information on setting up, operating, and maintaining your UNIWA F400 device.
2. Què hi ha a la caixa
Please check the contents of your UNIWA F400 package. If any items are missing or damaged, contact your retailer.
- UNIWA F400 Device
- Adaptador d'alimentació (9 V/2 A)
- Bateria (4350mAh)
- Cable USB
- Clip de cinturó
- Manual d'usuari (aquest document)
3. Disseny del dispositiu
Familiarize yourself with the physical components and buttons of your UNIWA F400.

Imatge: Acabatview of UNIWA F400 features and layout.
- Botó PTT: Dedicated Push-to-Talk button for walkie-talkie functions.
- Botons de volum: Ajusta el volum de l'àudio.
- Botó SOS: Customizable emergency call button.
- Clau personalitzable: Can be assigned to various functions via settings.
- Front Warning Lights: Red and blue flashing lights for alerts.
- Càmera frontal: 5.0MP per a videotrucades i selfies.
- Càmera posterior: 13MP AF with flashlight.
- IR Night Vision Camera: 13MP for clear images in low light.
- 2.5W Front-Facing Speaker: High-volume audio output.
- Port USB-C: Per a càrrega i transferència de dades.
- Ranura per a targetes SIM/Micro SD: Supports dual SIM and up to 256GB Micro SD.
4. Configuració
4.1 Installing SIM Card and Micro SD Card
- Locate the SIM/Micro SD card slot on the side of the device.
- Obriu amb cura la coberta protectora.
- Insert your Nano SIM cards and/or Micro SD card into the designated slots, ensuring correct orientation.
- Close the protective cover firmly to maintain the device's IP65 rating.
4.2 Instal·lació i càrrega de la bateria
- Traieu la coberta posterior del dispositiu.
- Insert the 4350mAh battery into its compartment, aligning the contacts.
- Col·loqueu la coberta posterior de manera segura.
- Connect the USB cable to the device's USB-C port and the power adapter.
- Plug the power adapter into a wall outlet. The device supports 15W fast charging.
- Deixeu que el dispositiu es carregui completament abans del primer ús.
4.3 Engegada/apagada
- Per encendre: Press and hold the Power button until the UNIWA logo appears.
- Per apagar: Press and hold the Power button, then select "Power Off" from the options.
5. Instruccions de funcionament
5.1 Basic Smartphone Functions
The UNIWA F400 operates on Android 15, providing access to standard smartphone features:

Imatge: Android 15 OS interface on UNIWA F400.
- Navegació: Use the 3.9-inch IPS touchscreen for navigation.
- Trucades i missatges: Make and receive calls, send text messages using your inserted SIM cards.
- Connectivitat a Internet: Connect to Wi-Fi (2.4GHz/5GHz) or use 4G LTE mobile data.
- Instal·lació de l'aplicació: Baixeu i instal·leu aplicacions des de Google Play Store.
5.2 POC Walkie-Talkie Function
The F400 supports various Push-to-Talk over Cellular (POC) applications for real-time global communication.

Imatge: Using the PTT button with a POC application like Zello.
- Install a compatible POC application (e.g., Zello, Real PTT, WalkieFleet, Instant Talk) from the app store.
- Set up your account and channels within the application.
- To transmit, press and hold the dedicated Botó PTT on the side of the device. Release to listen.
- Ensure you have an active internet connection (Wi-Fi or mobile data) for POC functionality.
5.3 Funcionament de la càmera
The F400 features a triple camera system for various photographic needs.

Imatge: 13MP IR Night Vision Camera in action.
- Obriu l'aplicació Càmera.
- Select between the front (5.0MP), rear (13MP AF with flashlight), or 13MP IR Night Vision camera modes.
- Tap the screen to focus and press the shutter button to capture photos or record videos.
- The IR Night Vision camera is specifically designed for clear imaging in low-light conditions.
5.4 GPS i navegació
The device supports multiple global navigation satellite systems for accurate positioning.

Imatge: Multi-GNSS navigation display on the UNIWA F400.
- Utilize pre-installed or downloaded navigation applications.
- The F400 supports GPS, A-GPS, GLONASS, and Galileo for precise location tracking.
5.5 Trucada d'emergència SOS
The dedicated SOS button provides a quick way to initiate emergency alerts.

Imatge: SOS button and emergency call function.
- Configure emergency contacts and settings in the device's security or SOS settings menu.
- En cas d'emergència, premeu el botó Botó SOS to trigger a pre-set action, such as calling an emergency contact or sending a location alert.
6. Manteniment
The UNIWA F400 is built to be rugged, but proper maintenance ensures its longevity and performance.

Imatge: UNIWA F400's IP65 dust and water resistance.
- Resistència a l'aigua i a la pols (IP65): While the device is IP65 rated, avoid intentional submersion in water or exposure to high-pressure water jets. Ensure all port covers and the back cover are securely closed to maintain water and dust resistance.
- Neteja: Utilitzeu un suau, damp drap per netejar el dispositiu. Eviteu productes químics agressius o materials abrasius.
- Temperatura: Operate the device within the specified temperature range of -20℃ to +60℃. Extreme temperatures can affect battery life and device performance.
- Protecció contra impactes: The device is drop-resistant, but severe impacts can still cause damage. Handle with care.
7. Solució De Problemes
This section addresses common issues you might encounter with your UNIWA F400.
| Problema | Possible causa/solució |
|---|---|
| El dispositiu no s'encén. |
|
| Senyal de xarxa deficient o sense servei. |
|
| POC function not working. |
|
| La bateria s'esgota ràpidament. |
|
| El dispositiu no respon. |
|
8. Especificacions
Detailed technical specifications for the UNIWA F400.
| Característica | Detall |
|---|---|
| Nom del model | F400 |
| Sistema operatiu | Android 15 |
| Processador | MediaTek Helio G81 Octa-Core |
| RAM | 4 GB |
| Emmagatzematge intern | 64 GB |
| Emmagatzematge ampliable | Micro SD fins a 256 GB |
| Mostra | 3.9-inch IPS Capacitive Touch Screen, 800x480 Resolution, 272 PPI |
| Càmera posterior | 13 MP AF with Flashlight |
| Càmera frontal | 5.0 MP |
| Càmera de visió nocturna IR | 13 MP |
| Bateria | 4350 mAh Removable Li-Polymer, 15W Fast Charging |
| Bandes de xarxa |
|
| Ranura per a targeta SIM | Nano SIM dual |
| Connectivitat | Wi-Fi 2.4GHz/5GHz, Bluetooth 5.0, USB-C |
| Navegació | GPS, A-GPS, GLONASS, Galileo, BDS |
| Sensors | G-sensor, Proximity, Light, Magnetic Field, Gyroscope |
| Durabilitat | IP65 Water & Dust Resistant, Drop Resistant |
| Dimensions | 144.5 x 69.9 x 21.2 mm |
| Pes | 258 g (inclosa la bateria) |
| Temperatura de treball | -20 ℃ a + 60 ℃ |
| Característiques especials | POC Walkie Talkie (Zello, Real PTT, etc.), SOS Button, Customizable Key, Front Warning Lights, Facial Recognition |

Imatge: High-Performance Octa-Core Processor.
9. Garantia i Suport
9.1 Garantia del producte
The UNIWA F400 comes with a 2 anys de garantia del producte from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized repairs, or modifications.
Conserveu el vostre comprovant de compra per a reclamacions de garantia.
9.2 Atenció al client
For technical assistance, troubleshooting, or warranty inquiries, please contact your retailer or UNIWA customer support. Refer to the contact information provided with your purchase documentation.
Abans de contactar amb el servei d'assistència, si us plau, torneu aview the troubleshooting section of this manual and ensure your device is fully charged and updated.