1. Producte acabatview
The Rongta Portable Thermal Printer F81 is an advanced inkless thermal printer designed for high-speed, crisp, and clear printing without the need for ink cartridges. Its compact and lightweight design makes it ideal for home, office, and travel use. This printer supports various paper sizes including US Letter, A4, A5, and B5, and offers versatile connectivity options including Wi-Fi, Bluetooth, and USB.

Image 1.1: The Rongta F81 Portable Thermal Printer demonstrating its capability to print various documents and images, alongside a smartphone showing its dedicated mobile application. This highlights the printer's versatility and ease of use for both personal and professional tasks.
Característiques principals:
- Advanced Inkless Thermal Printing: Utilizes thermal technology, eliminating the need for ink cartridges, providing high-speed and clear prints.
- Fast & Smooth Wireless Printing: Supports Wi-Fi and Bluetooth connectivity for seamless printing from Android, iOS smartphones, tablets, and desktops.
- Ultra-Portable & Quiet: Weighing only 0.992 lbs (450g) and compact in size (10.6 x 2.3 x 1.2 inches), it's designed for portability and operates quietly (under 60dB).
- Bateria de llarga durada: Equipped with a 2400mAh battery, capable of printing up to 210 pages on a single charge, with a standby protection mode.
- Easy & Convenient Printing with "SoPrint" App: Pairs effortlessly with the "SoPrint" app for quick printing of various file formats including PDFs, Word documents, and images.
- Connectivitat USB: Fully compatible with Windows and Mac computers via USB connection.

Image 1.2: A visual comparison illustrating the advantages of the Rongta F81 Portable Thermal Printer (F81) over traditional printers, emphasizing its inkless operation, wireless capabilities, portability, 203 DPI resolution, space-saving design, and rechargeable battery.

Image 1.3: This image showcases the ultra-portable nature of the Rongta F81, fitting easily into a bag, with an inset showing its dimensions (10.6 inches length) and weight (0.99 lbs).

Image 1.4: The image displays the Rongta F81 printer's LCD screen with status indicators and emphasizes its large 2400mAh battery, capable of printing up to 260 sheets per full charge, and its USB-C charging port.

Image 1.5: This image highlights the inkless thermal printing technology of the Rongta F81, showing that it uses thermal paper and requires no ink, ribbons, or cartridges, contributing to cost savings and a tidy workspace.
2. Guia de configuració
2.1. Desembalatge i càrrega inicial
Upon unboxing your Rongta F81 Portable Thermal Printer, it is recommended to fully charge the device before first use. Connect the provided USB-C cable to the printer and a compatible power source. The battery indicator on the LCD screen will show charging status.
2.2. Càrrega de paper tèrmic
The Rongta F81 printer exclusively uses thermal paper. Ensure you load the paper correctly to avoid jams and ensure proper printing. Open the paper input slot and carefully insert the thermal paper, ensuring it is aligned straight. The printer will automatically feed the paper to the correct position.
2.3. Software Installation (for PC/Laptop)
For printing from a Windows or Mac computer, you will need to install the appropriate drivers. These drivers can be found on the Rongtatech website or on a USB driver included in the product box.
- Visit the official Rongtatech weblloc: rongtatech.com/f81
- Download the F81 driver compatible with your operating system (Windows/Mac).
- Seguiu les instruccions a la pantalla per completar la instal·lació del controlador.
2.4. App Installation (for Phone/Tablet)
For wireless printing from Android or iOS devices, download the "SoPrint" application.
- Download the "SoPrint" app from your device's app store (Google Play Store for Android, Apple App Store for iOS).
- Alternatively, you can scan the QR code provided in the manual or on the product packaging.
- The app can also be downloaded directly from http://www.rongtayun.com/cp/api/download/SoPrint-Abroad.

Image 2.1: This diagram illustrates the dual connectivity options of the Rongta F81: wireless printing for smartphones and tablets via Bluetooth and Wi-Fi using the SoPrint app, and wired printing for Mac and Windows computers via USB. It also provides QR codes for app downloads.
3. Instruccions de funcionament
3.1. Printing from Phone and Tablet (Wireless)
- Ensure the F81 printer is turned on and your phone's Bluetooth is enabled.
- Open the "SoPrint" app on your device.
- Tap the "+" icon within the app to search for and connect to the F81 printer via Bluetooth.
- Once connected, select the document or image you wish to print from within the app. The app supports various file formats including PDFs, Word documents, and images.
- Adjust print settings as needed (e.g., darkness, paper size) and initiate printing.
3.2. Printing from Laptop/PC (USB Connection)
- Ensure the F81 printer is turned on.
- Connect the F81 printer to your laptop or PC using the provided USB cable.
- Once the printer is recognized by your computer (drivers must be installed as per Section 2.3), open the document you wish to print.
- Select the Rongta F81 printer from your printer options in the print dialog box.
- Adjust print settings as needed and initiate printing.

Image 3.1: This image demonstrates both USB cable connection for computers (Mac & Win) and wireless connection for smartphones & tablets using the SoPrint app, highlighting the printer's versatile connectivity.
3.3. Supported Print Media and Formats
The Rongta F81 printer is designed for single-sheet thermal paper only. It does not support normal paper. It can print various document and image formats.
- Mides de paper admeses: US Letter, A4, A5, B5.
- Admet File Formats (via SoPrint App): JPG, PDF, XLS, DOC, TXT, and more.

Image 3.2: This image illustrates the types of files the Rongta F81 can print (JPG, PDF, XLS, DOC, TXT) and the various sizes of single-sheet thermal paper it accommodates, including US Letter, A4, B5, A5, and 2-inch study notes.
4. Manteniment
4.1. Neteja de la impressora
To ensure optimal print quality and longevity of your printer, regular cleaning is recommended. Use a soft, lint-free cloth to gently wipe the exterior of the printer. For the thermal print head, consult the detailed cleaning instructions in the full product manual or on the Rongta support weblloc. Eviteu utilitzar netejadors o dissolvents abrasius.
4.2. Paper Handling and Storage
Always use high-quality thermal paper specifically designed for thermal printers. Store thermal paper in a cool, dry place away from direct sunlight and heat to prevent premature discoloration or damage to the thermal coating. Improper paper can lead to poor print quality and potential printer damage.
5. Solució De Problemes
5.1. Problemes comuns i solucions
| Problema | Causa possible | Solució |
|---|---|---|
| Printer not connecting via Wi-Fi | Incorrect Wi-Fi settings or password. | In the "SoPrint" app, go to "Printer Setup" > "Current connection mode" > "Connected WiFi". Start connection and key in the correct Wi-Fi password. Refer to the installation guide included in the product box for detailed steps. |
| No print output or blank pages | Incorrect paper type or paper loaded incorrectly. | Assegureu-vos que esteu utilitzant thermal paper only. Normal paper is not supported. Check that the thermal paper is loaded correctly with the printable side facing the print head. |
| El paper s'encalla amb freqüència | Paper not aligned properly or damaged paper. | Ensure the paper is inserted straight and smoothly into the input slot. Use undamaged thermal paper. If a jam occurs, gently pull the paper out in the direction of printing. |
| Poor print quality (faint or unclear) | Low battery, print head dirty, or paper quality issue. | Charge the printer fully. Clean the thermal print head as per maintenance instructions. Ensure you are using good quality thermal paper. Adjust print darkness settings in the "SoPrint" app or printer driver. |
| Printer not recognized by PC/Laptop | Missing or incorrect USB drivers. | Verify that the correct USB drivers for the F81 printer are installed on your computer. Download them from rongtatech.com/f81 if needed. Try a different USB port or cable. |
6. Especificacions tècniques
| Característica | Detall |
|---|---|
| Nom del model | Portable Thermal Printer F81 |
| Marca | Rongta |
| Tecnologia d'impressió | Tèrmica |
| Tecnologia de connectivitat | Bluetooth, USB, Wi-Fi |
| Sortida de la impressora | Monocrom |
| Resolució màxima d'impressió en blanc i negre | 203 ppp |
| Velocitat màxima d'impressió en monocrom | 15 pages per minute (implied from "15" in specs, assuming standard unit) |
| Mida màxima del suport | 8.5 x 11 polzades (carta dels EUA) |
| Compatible Paper Sizes | US Letter, A4, A5, B5 |
| Mitjans impresos | Només paper tèrmic |
| Capacitat màxima del full d'entrada | 216 sheets (This value from specifications may refer to total paper capacity over time, not a single input tray capacity.) |
| Bateria | Ió de liti de 2400 mAh (inclosa) |
| Pages per Charge | Up to 210 pages (from feature bullets) / 260 sheets (from image) |
| Dimensions del producte (L x A x A) | 10.6 x 2.3 x 1.2 polzades (268 x 58 x 30 mm) |
| Pes de l'article | 0.992 g |
| Tipus de controlador | Android, iOS |
| Dispositius compatibles | Android, iOS, Laptops, PC, Smartphones |
| Capacitat d'emmagatzematge de memòria | 8 MB |
| UPC | 798156386573 |
7. Garantia i assistència
7.1. Garantia del producte
The Rongta Portable Thermal Printer F81 comes with a Garantia limitada. For specific terms, conditions, and duration of the warranty, please refer to the warranty card included in your product packaging or visit the official Rongta weblloc web. Conserveu el comprovant de compra per a reclamacions de garantia.
7.2. Atenció al client
For technical assistance, troubleshooting, or general inquiries regarding your Rongta F81 printer, please visit the official Rongta support website or contact their customer service. The "SoPrint" app also provides a convenient way to manage your printer and access certain support features.
- Oficial Weblloc: www.rongtatech.com (General support and contact information may be found here)
- Driver Downloads: rongtatech.com/f81
- SoPrint App Support: Refer to the app's help section or contact support through the app.





