Square Reader Technical Specifications

Apple and iOS compatibility

Any device running iOS 14.0 or later, excluding iPad 2 and iPad 3.

Android compatibility

Most devices running 7.0 or later.

Square Reader device compatibility
Optional Dock
Optional Dock for Square Reader

Dock for Square Reader (£29)
Keeps Square Reader charged and in place for quick, seamless countertop transactions.

Available at checkout or by visiting Accessories.

In the box
What's included with Square Reader

Square Reader
Micro USB Cable

Square Reader measurements

Square Reader:
Height: 0.4 in. (10 mm)
Width: 2.6 in. (66 mm)
Depth: 2.6 in. (66 mm)

USB cable length: 32in. (812 mm)


Chip and PIN cards
EMV chip cards

Contactless payments

Contactless payments
Apple Pay, Google Pay, Samsung Pay, contactless cards & devices

Processing fees

Per contactless or chip + PIN payments

No monthly fees or long-term commitments.

Learn more about payments

Square Reader software options

Free, powerful software to run any business.
Square has a variety of POS options to best support you and your unique business needs. Reader supports all Square point of sale solutions.

Learn about Square Point of Sale
Learn about Square Appointments
Learn about Square for Restaurants
Learn about Square for Retail


Glossy white


Moulded plastic


56 g

Power modes

Connect the reader wirelessly and charge the battery separately, connect it to the optional Dock for Square Reader or plug it into the Square Stand USB hub.

Accessories for Square Reader

Square Reader is compatible with a wide range of third-party hardware accessories, like receipt printers and bar code scanners.

Shop accessories for Square Reader
See all accessories you can connect to Square hardware


Square Reader is covered by a two-year limited warranty. Plus, you can get free help from our customer support team 24/7. Access the Square Reader guide for handy tutorial videos and common troubleshooting steps, or get in touch with our product specialists.

Buy Square Reader 
for contactless and chip

£16 + VAT