Official IELTS 20 books include audio that can be listened to on devices like iPhones and smartphones. **Shipping:** Orders placed before 12:00 PM (noon) will be shipped on the same day. **Packaging:** This product will be delivered in its original packaging. **Dimensions:** 16.6 cm x 23.4 cm The photos are samples. The book comes with original packaging. The authentic IELTS 20 books feature color-coded pages that highlight important exam points. These vibrant pages help you quickly grasp key information, significantly improving your exam preparation and score. **Note:** We do not recommend black and white copy versions with Chinese characters printed on them. Please be sure to purchase the official color edition books. By studying with accurate content, you can achieve a higher score.