1: Please make sure your credit card information is entered correctly 2: Make sure your credit card has enough credit If you rarely use your credit card for high-value purchases, your payment may be reviewed by your bank. Please contact your bank and they will handle your payment and your purchase will be successful. We also have a variety of payment methods, you can choose a credit card, PayPal or other payment methods For any questions about the payment, don't hesitate to contact us at service@sylvoxtv.com, we would be glad to help.