 Taxes and fees apply. Requires activation of iPhone 12 and a new Silver Unlimited plan or higher-end auto-pay enrollment. $25 a month service credit applied for up to 12 months if eligibility requirements are met. For network management practices, visit straighttalk.com. This radio commercial was made to convince you to stop speeding. We can't use siren sound effects on the radio, so we'll use other equally jarring sound effects to get your attention. Like telling you that whether you drive a little over the speed limit or a lot, you can crash just the same. You could hurt yourself or worse, others.