Messages

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Sending and receiving messages

WARNING: For important information about avoiding distraction while driving, see Important safety information on page 129.

Using the Messages app and the built-in iMessage service, you can send unlimited text messages over Wi-Fi to other iOS and OS X Mountain Lion users. Messages can include photos, videos, and other info. You can see when other people are typing, and notify them when you’ve read their messages. iMessages are displayed on all of your iOS devices logged in to the same account, so you can start a conversation on one of your devices, and continue it on another device. Messages are encrypted for security.

Note: Cellular data charges or additional fees may apply for iPhone and iPad users you exchange messages with over their cellular data network.

Blue indicates an iMessage conversation.

Tap to enter text.

Tap the attach media button to include a photo or video.

Start a text conversation: Tap , then tap and choose a contact, search your contacts by entering a name, or enter a phone number or email address manually. Enter a message, then tap Send.

Note: An alert badge appears if a message can’t be sent. Tap the alert for more info or to try to send the message again.

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Apple ME643LL/A, MC903LL/A, MD724LL/A manual Messages, Sending and receiving messages

ME643LL/A, MC903LL/A, MD724LL/A specifications

The Apple MD724LL/A, MC903LL/A, and ME643LL/A are notable models in the line of MacBook laptops, epitomizing Apple's commitment to high-quality design and cutting-edge technology. These devices cater to various user needs, from casual browsing to intense professional tasks, offering a blend of performance, portability, and sleek aesthetics.

The MD724LL/A, also known as the MacBook Air (13-inch, Mid 2013), showcases Apple's emphasis on portability. It features a lightweight aluminum chassis, weighing just 2.96 pounds, which makes it incredibly easy to carry. With a 13.3-inch display that boasts a resolution of 1440 x 900 pixels, the viewing experience is clear and vibrant, suitable for both work and entertainment. The device is powered by Intel's fourth-generation Core i5 processor, providing robust performance while maintaining energy efficiency, significantly enhancing battery life, which can last up to 12 hours on a single charge.

The MC903LL/A, representing the MacBook Pro with Retina display (15-inch, Mid 2012), offers a more powerful performance for users who require advanced capabilities. It features a stunning Retina display with a resolution of 2880 x 1800 pixels, delivering breathtaking visuals and sharp text. This MacBook Pro is equipped with quad-core Intel Core i7 processors, providing the necessary horsepower for demanding applications like video editing and 3D rendering. Additionally, its dedicated NVIDIA GeForce graphics card ensures high-performance graphics rendering, making it ideal for creative professionals.

Lastly, the ME643LL/A, another variant of the MacBook Air (11-inch, Mid 2013), is designed for those who prioritize portability without sacrificing performance. Similar to the MD724LL/A, it also utilizes Intel's fourth-generation processors but in a more compact 11-inch chassis. This model weighs just 2.38 pounds and still offers impressive battery life, appealing to students and professionals on the go. With a resolution of 1366 x 768 pixels, this display strikes a good balance between size and usability.

All three models incorporate advanced features such as fast flash storage, which enhances application loading times and overall system responsiveness. Additionally, they come with a variety of connectivity options, including USB 3.0 ports and Thunderbolt, allowing for seamless integration with peripherals and external displays.

In summary, the Apple MD724LL/A, MC903LL/A, and ME643LL/A models represent a versatile range of MacBooks that cater to different user needs, embodying Apple's passion for innovation, design, and performance. Each model provides distinct features and technologies, ensuring that whether you are a casual user or a professional creative, there is an Apple laptop that fits your requirements.