MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Over the head head band, two receivers and microphone boom, microphone boom adjustable length; flexible and adjustable in any direction microphone eletret, bidirectional device filteredfor rf immunity; cable is 2.9 meters in length, terminated in two 3.5mm audio plugs, in line control has volume adjustment and microphone mute capability
