The Official Square Reader for magstripe (with headset jack).

Features:
- Accept all major credit and debit cards for one low rate.
- Pay just 2.6% $0.10 per swipe for Visa, Mastercard, Discover, and American Express—no hidden fees.
- Track your earnings and view your complete sales history from the free Square Point of Sale app.
- Works with Apple and Android devices that have a 3.5 mm headphone jack.