Extending out from the battery pack are a speaker that wraps up to the right ear and a short boom mic that extends toward the mouth. Both mic and speaker fit comfortably inside the helmet, but some fussing with placement was necessary to get optimal audio quality-which was decent at speed. The voice-dialing feature worked only half the time for us, but we really liked the FM radio bit. The Scala-Rider's controls consist of volume rockers and a multifunction on-off button, which, while conveniently located on the exterior battery pack, need refinements to make them more user-friendly (the tiny size made them hard to manipulate). The Scala-Rider is nonetheless a nice try at a convenient and seamless cell-phone solution for motorcyclists, without the fussy harnesses of Generation 1 systems. (Cardo makes a rider-passenger intercom system too.