Omni-Payment Capabilities

Accept any card payment, including traditional Chip & PIN, Contactless, and Magnetic Stripe transactions.


Ultimate Connection

With high-speed 4G, Wi-Fi, and Bluetooth settings, you won’t lose connection.


Versatile Camera Functions

Throughout checkout, capture perfect images with a 2MP front camera and a 5 MP rear camera (with the option to upgrade).


Advanced Battery-Saving Technology

Power your workday to the fullest with a long-lasting, rechargeable battery.


Professional Retail Scanner

The optional PAX A77 scanner streamlines the checkout experience.


Additional Accessories

Enhance your A77 with an optional charging base.

The PAX A77 is a feature-packed, ergonomically designed wireless terminal perfect for the modern business. With a color touchscreen, dual camera options, and a professional scanner, you can easily maintain an end-to-end trouble-free checkout experience. This device’s versatile card-reading functions allow you to accept both traditional and alternative payment methods from Chip & PIN to Magnetic Stripe transactions. Visually, PAX A77 images showcase its high-quality aesthetics, enhancing the payment process. With a long-lasting battery and functional accessories like the optional charging base and docking station, the A77 is an affordable state-of-the-art POS system.

PAX A77 Wireless POS Terminal Technical Specification

User Guide

Spec sheet

Operating System

PayDroid Powered by Android 10 OS


158.8 x 76.4 x 14.5mm, 234g (3020mAh version) 158.8 x 76.4 x 17.8mm, 273g (5150mAh version)


4G + WiFi + Bluetooth 5.0

Card Reader Types

Chip & PIN | Contactless | Magnetic Stripe

Power Source

3.8V/5150mAh rechargeable battery and USB-C Adapter + USB Cable


Cortex A53 + ARM




8GB eMMC Flash + 1GB DDR RAM Optional: 16GB eMMC Flash + 2GB DDR RAM Extended microSD Card Slot Up to 128GB

Camera specs

2MP Front-Facing + 5MP Rear-Facing + Scanner Optional: 5MP Front-Facing + 13MP Rear-Facing + Scanner Scanner: Top-Side Barcode Scanner (Option for Higher Quality)

Printer specs

The Pax A77 does not come with an inbuilt printer. However, it can be paired to one via Bluetooth connectivity.

Paper Size



5.5'' IPS HD+ 720 x 1440 Pixels Multi-Point Capacitive Touch Screen

Battery specs

5150mAh | 3.8V, 19.57Wh Optional: 3020mAh | 3.8V, 11.48Wh

Battery Life

Recharge the battery at least once every 6 months to avoid shortening its life. Replace the battery every two years.


Third-party payment (s)

Current PAX devices can accept Apple Pay, Google Wallet, Samsung Pay, and other similar payment methods.

Fee-Recovery Method (s)


Compatible Platform (s)



PCI PTS 6.x SRED | EMV L1 & L2 | EMV Contactless L1 | Visa payWave | Mastercard Contactless | UPI qUICS | American Expresspay | Discover D-PAS |JCB J/Speedy | Interac Flash | Mastercard TQM | Common.SECC UKCC | CE | RoHS | ABECS | APCA | Anatel | FCC | IC | UL | WPC | BIS

Release Date




Contact US

Frequently Asked Questions

The password for the A77 is pax9876@@.

PAX A77 is powered by Android 10 OS

Here are the steps to perform a hard reset on the PAX A77 device:

  1. Navigate to the Home screen and tap on the Settings icon. You will then be able to enter the system password.
  2. For first-time users, enter the default Settings password: pax9876@@ and tap the Checkmark icon. This will bring up the Settings screen.
  3. To change the default password, select Password in the Device section and follow the instructions to set a new password.
  4. If you have already changed your password previously, enter your current system password and tap the Checkmark icon. The Settings screen will appear again.
  5. On the Settings screen, scroll down and tap on System.
  6. Choose Reset options.
  7. Tap on Erase All Data (hard reset).
  8. Confirm by selecting Reset Device.
  9. Finally, tap on ERASE EVERYTHING to initiate the reset process to factory settings.

PAX A77’s battery must be replaced every two years. For full longevity, charge the battery at least every six months.

Currently, the PAX A77 has not reached its end of life. This terminal is a next-generation upgrade option from other PAX end-of-life products.

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list iconPAX A77 Wireless POS Terminal