You have the opportunity to key in or swipe transactions.
Follow the steps below to swipe a transaction:
1. Enter the transaction amount and tap on the add icon in the lower left hand corner, then tap on "Charge"
2. Turn your volume all the way up, then insert the card reader into your device's audio jack
3. Add a tip (optional)
4. Obtain the cardholder's signature and tap "Pay" to authorize the transaction
5. Tap on the "Skip Receipt" or the "Send Receipt" option
6. The purchase is now complete
For more information on keying in a transaction, learn here, "How do I key in a transaction?"