Amazon Music HD 提供 90 天免费试用，仅限新用户，可随时取消，详情如下。
点击这里或下方的按钮到 Amazon Music HD 网站，然后点击 “Try it free” 即可。
未知，官方说是 Limited time offer，估计数量有限，赠完为止。
- 90 天内可随时取消，不会扣费
- 仅限新 Amazon Music HD 用户
This 90-day free trial offer applies only to the Amazon Music Unlimited HD Plans and is a limited time offer available only to new subscribers to Amazon Music Unlimited. After the promotional trial, your subscription to Amazon Music HD will automatically continue at the monthly price of $14.99 ($12.99 for Prime members) plus applicable tax (if you selected the Amazon Music HD Individual Plan) or $19.99 plus applicable tax (if you selected the Amazon Music HD Family Plan) until you cancel. This offer cannot be combined with any other offer. Digital content and services may only be available to customers located in the U.S. and are subject to the terms and conditions of Amazon Digital Services LLC. Offer limited to one per customer and account. Amazon reserves the right to modify or cancel the offer at any time. Offer is non-transferable and may not be resold. If you violate any of these terms, the offer will be invalid.