and, since iOS 16, through the device's speakers. Users with motor needs can use Assistive Touch to customize the way they navigate through menus; it can assist users who have difficulties with some gestures, like pinching, and makes these gestures available by tapping on a menu. The user can create their own gestures and customize the layout of the AssistiveTouch menu. If the user has trouble pressing the Home button, it can be set so that it can be activated with an onscreen tap. Gestures, like rotate and shake, are available even when if the iOS device is mounted on a wheelchair. Head Tracking can be used to control an iPhone using facial movements recognized by the front camera. Low-vision users can enable VoiceOver, a screen reader which describes what is on the screen, while Siri allows for hands-free interaction. The iPhone also supports wireless braille displays to help users read its interface. Text can be enlarged system-wide. The Magnifier app uses the iPhone's Lidar scanner to identify objects, for example doors, people, and objects, and can describe them to the user, as well as their distance. Door Detection can alert the user through sound, speech, and haptics. Hearing aids that are part of the Made for iPhone program can be controlled from an iPhone. These hearing aids also feature Live Listen, which enables the iPhone to act as a directional microphone, beaming its audio to compatible hearing aids. Live Listen can help the user hear a conversation in a noisy room or hear someone speaking across the room. Apple built Live Listen support into all AirPods, which can also relay audio from a connected iPhone's microphone. Closed captioning and external TTY devices are supported, while Live Caption can transcribe audio across all apps and display it onscreen. Sound Recognition can recognize surrounding noises, including door bells, kettles, water running, and babies crying, and notify the user with an onscreen alert. Guided Access helps people with autism, ADHD, or sensory challenges stay focused on a single app. With Guided Access, a parent, teacher, or therapist can limit an iOS device to stay on one app by disabling the Home button and limit the amount of time spent in an app. The user can restrict access to the keyboard or touch input on certain areas of the screen. Marketing The original iPhone was heavily promoted before its official announcement, creating buzz