... 4 4S 3G iPhone 3GS stereo microphone recorder stereoAbbreviation: IPHONE microphoneSimply connected the iPDA miniature microphone to iPod or iPhone, then ... easy to use.Product features* plug-and-play.* high quality microphone, high sensitivity.* light and exquisite, easy to carry.* no ... mm )Method of use* NT-056 iPod nano 4G miniature microphone is inserted, the 120GB iPod classic headphone jack, you ...