inputs.text: iphone users read - second purchase product first worked week diedthe product initially installed use iphone 4 worked greathowever upon upgrading iphone ios 6 limited functionality bluetooth no longer control songs screen no display song title way control whats playing phone steering wheel controls useless calls via bluetooth joke call pioneer customer support tell working no date solution whenif one found registered product notified need update unit via sd card isnt expensive product market still price fact ios6 works long disappointing say least