CM-909 omnidirectional microphone  has an omnidirectional pick-up enabling it to record conversations from anywhere and adjust to sound changes. When placed in the center of table, the CM909 omnidirectional microphone allows you to conduct group discussions at a normal volume level with clarity and accuracy. The CM-909 omnidirectional microphone comes with 10 foot connector cords and a 3.5mm plug. The CM-909 omnidirectional microphone is designed for use with a 3.5 mm mic jack.