1. Introducció
This user manual provides detailed instructions for the Tangxi Portable 4G/5G Mobile Hotspot, model Tangxiwbt2r4vmkc. It covers everything from initial setup and operation to maintenance and troubleshooting, ensuring you can maximize your device's potential for reliable, high-speed internet access wherever you are.
2. Informació de seguretat
- No exposeu el dispositiu a temperatures extremes, llum solar directa ni humitat.
- Eviteu deixar caure o sotmetre el dispositiu a forts impactes.
- Use only the provided or approved charging cable.
- Mantenir fora de l'abast dels nens.
- No intenteu desmuntar o reparar el dispositiu vosaltres mateixos.
3. Contingut del paquet
Verifiqueu que tots els elements siguin presents al vostre paquet:
- 1 x Tangxi Portable 4G/5G Mobile Hotspot
- 1 x USB Supply Cable (Type-C)
- 1 x Manual d'usuari (aquest document)
4. Producte acabatview
The Tangxi Portable 4G/5G Mobile Hotspot is a compact and powerful device designed to provide high-speed internet connectivity on the go. It supports 4G/5G networks, offering speeds up to 300Mbps, and can connect up to 10 devices simultaneously. Its built-in 3200mAh battery ensures over 10 hours of continuous use.
Característiques principals:
- 4G/5G Connectivity: Enjoy fast internet without broadband, simply by inserting a SIM card.
- High-Speed Network: Supports LTE CAT4 standard with speeds up to 300Mbps.
- Llarga vida útil de la bateria: Integrated 3200mAh Lithium-ion battery provides over 10 hours of usage.
- Suport multidispositiu: Connect up to 10 devices simultaneously.
- Plug and Play: Easy setup with USB-C power supply and SIM card insertion.
Components del dispositiu:

Figura 1: Frontal view of the hotspot highlighting key features like Type-C interface, 4G/5G high-speed internet, and battery capacity.

Figure 2: The mobile hotspot demonstrating its high-performance battery, capable of over 10 hours of continuous use.
5. Configuració
5.1 Inserció de la targeta SIM
- Carefully remove the back cover of the hotspot device.
- Localitzeu la ranura de la targeta SIM.
- Insert your 4G/5G SIM card into the designated slot, ensuring correct orientation.
- Col·loqueu la coberta posterior de manera segura.

Figure 3: The internal view of the hotspot, showing the battery removed and the SIM card slot for easy insertion.
5.2 Engegada i connexió inicial
- Press and hold the power button on the device until the screen illuminates.
- The device will begin registering with the network. This may take a few moments.
- Once registered, the screen will display network status, remaining data, and Wi-Fi details.
- On your smartphone, tablet, or laptop, search for available Wi-Fi networks.
- Select the network name (SSID) displayed on your hotspot's screen.
- Enter the Wi-Fi password (Key) shown on the hotspot's screen to connect.
Video 1: A short demonstration of unboxing the mobile hotspot and inserting the SIM card, followed by powering on the device.
6. Instruccions de funcionament
6.1 Connexió de diversos dispositius
The hotspot supports simultaneous connections for up to 10 devices. Follow the initial connection steps (Section 5.2) for each device you wish to connect.

Figure 4: The hotspot providing stable internet to various devices including a monitor, desktop PC, laptop, and smartphone.

Figure 5: The mobile hotspot facilitating internet access for several individuals and their devices, emphasizing its multi-user capability.
6.2 Comprensió dels indicadors
The device's display provides real-time information about its status:
- Intensitat del senyal: Bars indicate the strength of the 4G/5G cellular signal.
- Estat de la Wi-Fi: An icon indicates if Wi-Fi is active and broadcasting.
- Nivell de bateria: An icon shows the current battery charge.
- Ús de dades: Displays remaining and total data usage (if applicable to your SIM plan).

Figure 6: The hotspot's ability to provide smooth network speed and accurate reception of high-frequency signals within a home environment.
7. Manteniment
7.1 Cura de la bateria
- Carregueu completament el dispositiu abans del primer ús.
- Eviteu esgotar completament la bateria regularment per allargar-ne la vida útil.
- Si guardeu el dispositiu durant un període prolongat, carregueu-lo al 50% aproximadament i guardeu-lo en un lloc fresc i sec.
7.2 Neteja i emmagatzematge
- Wipe the device with a soft, dry cloth. Do not use liquid cleaners.
- Store the hotspot in a protective pouch or case when traveling to prevent scratches or damage.
8. Solució De Problemes
8.1 Sense connexió a Internet
- Assegureu-vos que la targeta SIM estigui correctament inserida i activada amb un pla de dades.
- Check the signal strength indicator on the hotspot. If signal is weak, move to an area with better reception.
- Restart the hotspot device and your connected device.
- Verifiqueu que el vostre pla de dades no s'ha esgotat.
8.2 Velocitat de connexió lenta
- Reduir el nombre de dispositius connectats.
- Ensure you are in an area with good 4G/5G coverage.
- Check for any background applications consuming bandwidth on connected devices.
8.3 El dispositiu no s'encén
- Assegureu-vos que la bateria estigui carregada. Connecteu el dispositiu a una font d'alimentació amb el cable USB-C.
- Proveu d'utilitzar un cable USB-C i un adaptador de corrent diferents.
Video 2: An instructional video demonstrating how to set up tethering, which can be a useful alternative connection method or troubleshooting step.
9. Especificacions
| Característica | Detall |
|---|---|
| Tipus d'element | Punt d'accés portàtil |
| Material | ABS + components electrònics |
| Bandes de xarxa | LTE: B1/B3/B5/B40, WCDMA: B1 |
| Suport Wi-Fi | 802.11 b/g/n Wireless Network |
| Freqüència de transmissió | Fins a 300 Mbps |
| Ranura per a targeta SIM | 1 (no inclòs) |
| Tipus de bateria | Bateria de ions de liti integrada de 3200 mAh |
| Protocol de connectivitat | 4G LTE, 5G |
| Dispositius compatibles | Portàtil, Smartphone |
| Protocol de seguretat | WPA2-PSK |
| Número de model | Tangxiwbt2r4vmkc |
10. Informació de la garantia
This product comes with a manufacturer warranty for 90 days from the date of purchase. Please retain your proof of purchase for any warranty claims.
11. Suport
For further assistance, product information, or to explore other Tangxi products, please visit the official Tangxi store:
Visit the Tangxi Store on Amazon
Manufacturer: Tangxi