inputs.text: speakerphone not adequate - really wanted like gizmo things like compact easy connect via bluetooth nice integration iphone 4s turn turn gps voiceover works seamlessly decent sound sometimes great sometimes ok decent tuning capability trial error needed get used function really needed good speakerphone count failed miserably could hear others could not hear tried bunch different volumes orientations device no avail ended using iphone speakerphone defeated purpose auto music muting incoming calls another thing wanted speakerphone not important maybe worth try note charger barrel 4 long may want measure clearances vehicle insure proper fitment