Ideal for meetings & teleconferencing, this mic is a condenser boundary microphone with an omnidirectional polar pattern. It is useful in surface-mounted applications, for meetings, teleconferencing and desktop computer use. The microphone's low-profile design assures minimum visibility; 360 degree omnidirectional polar pattern, ELEMENT Condenser, FREQUENCY RESPONSE 50 - 15,000 Hz, OPEN CIRCUIT SENSITIVITY -46 dB, IMPEDANCE 1,000 ohms, WEIGHT 48 g (1.7 oz), CABLE 1.5 m (4.9') terminated with 3.5 mm (1/8") mini-plug; Omni boundary microphone for use with video camcorders and audio recorders. Designed for placement on flat surfaces; Insert battery with + side facing "out", toward battery cover. On/off switch for operation. Turn microphone off when not in use. Battery cover is taped shut to prevent loss; Attached is a m-f mini audio extension cable 12'