The CBM-1 is a boundary microphone specially developed for cajons with a built-in active EQ. It is attached to the Cajon with a Velcro strap and can be easily removed for transport. Thanks to its compact dimensions of 75 x 50 x 25 mm, the microphone is unobtrusive and functional with a simple but elegant design. Details: Cajon microphone Frequency response: 30 - 20,000 Hz 24- 48V phantom power Output: XLR male Dimensions: 75x 50 x 25mm Characteristic semi-hypercardioid Integrated active EQ Easy mounting with Velcro holder + keepdrum Microphone cable XLR 6 metre plug: 1x XLR male - 1x XLR female Diameter: 6 mm Colour: black.