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5M Auto-Focus Camera

Whether scanning barcodes or capturing signatures, the 5-megapixel auto-focus camera ensures clear visuals every time.

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Built-in Thermal Printer

With the built-in 58mm thermal printer (no need for additional equipment), printing receipts has never been easier.

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Multiple Connectivity Options

Offers the flexibility to connect via Ethernet, USB to Ethernet, or by utilizing the convenience of WiFi.

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Advanced Touchscreen

Enjoy an intuitive and user-friendly interface with this vibrant 5.5” Color LCD touchscreen, making payments easy for customers and merchants alike.

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Lightning Fast Payment Processing

Never miss a payment with the reliably-quick Quad-Core @ 1.1GHz processor.

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Long-lasting Battery

Never run out of power with a durable 7.4V, 2600mAh battery.

With an auto-focus camera, built-in thermal printer, and versatile connection options, the Dejavoo QD4 packs advanced features into a compact device. Its 5.5” color LCD touchscreen ensures intuitive, user-friendly navigation, which easily streamlines the transaction process. With the ability to accept numerous payment methods, such as Apple Pay, and equipped with Ethernet, Wi-Fi, and wireless capabilities, this reliable device ensures seamless integration into your business. Revolutionize your payment operations like never before with the Dejavoo QD4 terminal.

Dejavoo QD4 Pin Pad Terminal Technical Specification

User Guide


Spec Sheet

Download PDF


Operating System

Secure Android


Size

188 x 85 x 69mm


Connection

Ethernet - USB to Ethernet | WiFi (no dial)


Card Reader Types

EMV chips | PIN debit | and Contactless transactions


Power Source

Battery | 5V 2A adapter (supports USB charging)


Processor

Quad-Core @ 1.1GHz


Ports

USB 2.0 host Dual | SIM or 1SIM & 1SAM, TF card x 1


Memory

1GB RAM, 8GB Flash


Camera Specs

5M with auto-focus and flash


Printer Specs

58 mm thermal printer | Printing speed 50mm per second


Paper Size

50 ft. paper roll


Screen

Large 5.5” color LCD with touch panel


Battery Specs

7.4V, 2600mAh


Battery Life

The battery capacity typically provides long-lasting operating time for daily use. However, the duration can vary based on usage patterns and connectivity options.


Developer

N/A


Third-party payment (s)

MasterCard PayPass, Visa PayWave, ExpressPay, and D-Pass (in progress), Apple Pay, Samsung Pay, Google Wallet


Fee-Recovery Method (s)

Cash discount | Surcharge program


Compatible Platform (s)

TSYS


Certifications

PCI-DSS compliant | PCI PTS 5.0


Release Date

2019


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THE CARD READER FOR ANY BUSINESS

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Frequently Asked Questions

Setting up the Dejavoo QD4 is a straightforward process. Here’s a step-by-step guide:

  1. Unbox the Dejavoo QD4 and ensure you have all the necessary components, including the terminal, power adapter, and any accompanying cables.
  1. Connect the power adapter to the terminal and plug it into a power outlet.
  1. Power on the terminal by pressing the designated power button or following the manufacturer’s instructions.
  1. Follow the on-screen prompts to select your language and set the date and time.
  1. Connect the terminal to your preferred network. You can choose between Ethernet, USB to Ethernet, or WiFi connectivity, depending on your requirements.
  1. Once connected, the terminal will prompt you to enter your merchant account information. Follow the instructions provided and enter the necessary details accurately.
  1. Perform any software updates or configurations recommended by the terminal or your payment processor to ensure the latest features and security protocols are in place.
  1. Test the terminal by processing a sample transaction to ensure it is functioning correctly.
  1. Optionally, customize additional settings, such as receipt printing options, cash discount or surcharge programs, and any specific preferences for your business.
  1. Congratulations! Your Dejavoo QD4 is now set up and ready to process payments. Refer to the user manual or contact customer support for any further assistance.

Please Note: Specific setup instructions may vary, so it’s always recommended to consult the user manual provided by Dejavoo or reach out to their customer support for detailed guidance tailored to your device.

The main difference between the Dejavoo QD2 and QD4 is that the Dejavoo QD4 cannot connect via GPRS, 3G, or 4G.

  1. From the prompt, tap the Star icon to access the FAVORITES menu. 
  1. Tap the REPRINT RECEIPT option.
  1. When prompted, input the Manager Password (1234). 
  1. Tap your preferred option (LAST, BY TRANSACTION #, or BY CARD NUMBER). 
  1. Follow the available prompts and transaction receipt prints.

The default password for the Dejavoo QD4 is 1 2 3 4.

  1. Tap the CREDIT icon on the QD4 terminal’s home screen. 
  1. Tap the RETURN icon. 
  1. Input the RETURN AMOUNT. Then press OK. 
  1. Tap OK again to confirm the return amount or NO. This is conditional on the terminal’s configuration. 
  1. If needed, input the MANAGER PASSWORD (default is 1234). 
  1. Tap (contactless only) or insert a chip card. 
  1. The transaction will then be processed. Return receipts will be printed with the transaction details.
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list iconDejavoo QD4 Pin Pad Terminal