1. Introducció
The TECTINTER GB350 Handheld Game Player is a portable retro video game console designed for an immersive gaming experience. It features a 3.5-inch IPS screen, a dual-core 1.2G processor, and comes with a 64GB TF card pre-loaded with over 20,000 classic games across 14 emulators. Beyond gaming, the device offers multimedia functionalities including music, video, photo viewing, and e-book reading. It also supports HDMI output for TV connectivity and OTG for emergency mobile phone charging.

Figure 1: GB350 Handheld Game Player Overview
2. Contingut del paquet
Please check the package contents upon arrival to ensure all items are present:
- 1 x GB350 Handheld Game Player Console
- 1 x TYPE-C USB Cable
- 1 x Manual d'usuari
- 1 x TF Card (64GB, pre-installed)
- 2 x Controllers (optional, depending on purchase variant)

Figura 2: Contingut del paquet
3. Dispositiu acabatview
Familiarize yourself with the buttons and ports of your GB350 Handheld Game Player:

Figure 3: Key Map
- Direction Key (D-pad): For navigation in menus and games.
- 3D Rocker: Analog joystick for precise control.
- Botons A, B, X, Y: Action buttons for gameplay and menu selection.
- Botó SELECCIÓ: Used for various functions, including saving game progress.
- Botó INICI: Used for various functions, including starting games and saving game progress.
- Interruptor ON / OFF: Encén o apaga el dispositiu.
- Botó de volum: Ajusta el nivell de sortida d'àudio.
- Expansion Buttons (L1, L2, R1, R2): Shoulder buttons for advanced gameplay.
- Ranura per a targetes TF: For inserting the microSD card containing games and system files.
- Type-C Slot: For charging the device and OTG functions.
- Presa per a auriculars: Per connectar auriculars.
- HDMI Slot: For connecting to a TV or external display.
- Llum indicadora: Shows device status (e.g., charging, power on).
4. Configuració
4.1 Càrrega inicial
Before first use, fully charge the GB350 Handheld Game Player. Connect the provided Type-C USB cable to the device's Type-C slot and the other end to a compatible USB power adapter (not included) or a computer's USB port. The indicator light will show charging status. A full charge typically takes about 2 hours.
4.2 Inserció de la targeta TF
The GB350 requires a TF card (microSD card) to operate, as it contains the operating system and game files. Ensure the 64GB TF card is properly inserted into the TF card slot before powering on the device. The console will not turn on if the TF card is not installed.
5. Instruccions de funcionament
5.1 Encès/Apagat
- Per encendre: Press and hold the ON/OFF switch until the screen lights up.
- Per apagar: Press and hold the ON/OFF switch until the device shuts down.
5.2 Navegació pels menús
Use the Direction Key (D-pad) or the 3D Rocker to navigate through menu options. Press the 'A' button to confirm a selection and the 'B' button to go back.
5.3 Jugar a jocs
The device comes pre-loaded with over 20,000 games across 14 emulators. To play a game:
- From the main menu, select 'Games' or the desired emulator.
- Browse the list of available games using the Direction Key or 3D Rocker.
- Press the 'A' button to select and launch a game.
Saving and Loading Game Progress
During gameplay, you can save or load your progress. Simultaneously press the SELECCIONAR + INICI buttons to access the in-game menu. From this menu, you can save your current game state, load a previously saved state, quit the game, or restart.

Figure 4: Saving Game Progress
Downloading Additional Games
The GB350 supports downloading additional games. Refer to the device's internal instructions or online resources for detailed steps on how to add new ROMs to the TF card.
5.4 Funcions multimèdia
The GB350 is not just a game console; it also supports various multimedia functions:
- Música: Reprodueix àudio files.
- Vídeo: Mira el vídeo files.
- Fotos: View imatge files.
- Llibre electrònic: Read electronic books.

Figure 5: Multimedia Menu
5.5 Ajustar la configuració
You can adjust various settings to customize your experience:
- Brillantor: Adjust screen brightness for comfort.
- Volum: Controla el nivell de sortida d'àudio.
- Idioma: Select from 25 built-in languages, including English, Chinese, Korean, Russian, Spanish, and Portuguese.

Figure 6: Brightness and Volume Adjustment
5.6 Connecting to TV (HDMI Output)
The GB350 features a Mini-HDMI port, allowing you to connect it to a TV or external display for a larger gaming experience. You can also connect external controllers (optional) to play with friends and family.
- Connect a Mini-HDMI cable (not included) from the GB350's HDMI slot to your TV's HDMI input.
- Switch your TV's input source to the corresponding HDMI port.
- If using external controllers, connect them to the console's USB ports (via an OTG adapter if necessary).
Video: GB350 Handheld Game Player demonstration, including TV connectivity and dual-player gameplay.

Figure 7: HDMI Output and Dual Player Setup
5.7 OTG / Emergency Charging
The GB350 supports OTG (On-The-Go) functionality, allowing it to act as a power bank to charge your mobile phone in emergencies. Connect your phone to the GB350's Type-C port using an appropriate cable.

Figure 8: Emergency Charging via OTG
6. Manteniment
- Neteja: Feu servir un drap suau i sec per netejar el dispositiu. Eviteu utilitzar netejadors líquids o materials abrasius.
- Emmagatzematge: Guardeu el dispositiu en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura de la bateria: Per allargar la durada de la bateria, eviteu descarregar-la completament amb freqüència. Si la guardeu durant un període prolongat, carregueu-la fins a un 50% aproximadament i torneu-la a carregar cada pocs mesos.
- Apagar: Remember to power off the device each time after use to conserve battery.
7. Solució De Problemes
- El dispositiu no s'encén: Ensure the TF card is properly inserted. The console requires the TF card to boot up. Check if the battery is charged.
- Screen is dim or too bright: Adjust the brightness setting in the system menu.
- No sound or sound is too low/high: Adjust the volume setting in the system menu.
- External controllers not working: Ensure controllers are properly connected and paired (if wireless). Check game compatibility with external controllers.
- HDMI output not displaying on TV: Verify the HDMI cable connection and ensure your TV is set to the correct HDMI input source.
8. Especificacions

Figura 9: Especificacions del producte
| Característica | Detall |
|---|---|
| Nom del producte | Consola de jocs portàtil |
| Model de producte | GB350 |
| CPU | Dual core 1.2G |
| DDR3 Capacity | 2G |
| Relació de resolució | 640 x 480 |
| Mida de la pantalla IPS | 3.5 polzades |
| Laminació completa | Sí |
| Capacitat de la bateria | 3000 mAh |
| Ranura de càrrega | Tipus-C |
| Supports OTG | Sí |
| Admet sortida HDMI | Sí |
| Supports Powering Mobile Phones | Sí |
| Jocs inclosos | 20000+ |
| Sistema operatiu | Linux |
| Idiomes compatibles | Japanese, French, Italian, Spanish, Portuguese, Russian, English, Polish, Korean, Dutch, Simplified Chinese, Traditional Chinese Style (25+ languages total) |
| Dimensions (aprox.) | 12.6 cm (alt) x 8.1 cm (ample) x 2.3 cm (profunditat) |

Figura 10: Dimensions del producte
9. Consells d'usuari
- Instal·lació del joc: While many games are pre-installed on the TF card, you can add more by downloading ROMs and placing them in the appropriate folders on the TF card. Ensure the TF card is properly inserted for the device to function.
- Durada de la bateria: Different games and settings can affect battery life. Power off the device when not in use to maximize playtime.
- Ergonomia: The console features an ergonomic grip and button layout for comfortable extended play sessions.
10. Garantia i Suport
Per a qualsevol problema que no estigui cobert en aquest manual o per a reclamacions de garantia, poseu-vos en contacte amb el venedor o amb el servei d'atenció al client del fabricant. Conserveu el rebut de compra com a comprovant de compra.





