Hands-Free Control is an amazing Cydia Tweak that allows you to activate Siri with your voice, hands free! This is a cool little “Listening Service” that allows different keywords to be set i order to active Siri. Hands-Free Control will work with iPhone 4S or iPhone 4 Running Spire. Hands-Free Control is very intelligent because it will calibrate and filter out the ambient noise in the background while listening for the custom keyword you set. You can also set the sensitivity for the Listening Service to avoid accidental activation of Siri. Hands-Free Control is availabe in the Cydia Store for $2.99. Check out the video below!