Terms & Conditions apply
Most carriers have policies that urge fliers to use headphones during flights. Southwest, for instance, lists headphones as a requirement on its website FAQ. Frontier also includes headphone requirements in its baggage policy, MSN reported. United appears to be the first to include headphone wearing in its passenger contract with explicit means to enforce the policy.
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The iPhone 17 cut-out design.，更多细节参见爱思助手下载最新版本
Фото: Nathan Howard / Reuters。wps下载对此有专业解读