iPhone 4S Proximity Sensor Equipped To Feature Siri

iFixit disassemble the Apple iPhone smartphone 4S is equipped with voice control with password siri. We may wonder why Apple invested Siri on the iPhone 4S alone. Now the question is answered by iFixit, that lies at the 4S iPhone hardware owned. iPhone 4S equipped with LED infrared proximity sensors specifically designed to work with Siri.

Siri is one of the security features found on the iPhone 4S, and not owned by any other smartphone smartphones including the iPhone 4 and iPhone 3G. What matters is not the participation in the Siri updates on IOS 5, it is not possible at the Siri implanted into another iPhone series, as some hacker was able to do so. But at least there is one reason why Apple does not want Siri was in an older device.

Proximity sensors on the iPhone 4S is always in active state. Not like in the previous iPhone which type is active only when the process call. Making it useful for features belonging to Speak Raise Siri who work for detecting the distance phone with a user interface.