Samsung on Friday announced three smartphone accessories that should improve accessibility on certain Galaxy devices – namely the Galaxy Core Advance – for users that can’t interact with smartphones in usual ways. These are the Ultrasonic Cover, the Optical Scan Stand and Voice Label. The Ultrasonic Cover is a rather bulky case that packs an ultrasonic sensor, which can be used to detect people and objects of up to 2 meters away and then provide feedback via vibration, or text to speech, thus helping visually impaired users get around. The Optical Scan Stand is also a tool that will benefit visually impaired smartphone users by automatically reading out loud documents placed on it. As soon as the stand detects a