Shure Beta 54 Wbh54b Woodbrass Italia

the wbh54 wireless version of the beta 54 is a subminiature electret condenser head worn microphone it provides uncompromised sound quality and reliability with minimal visibility in applications such as broadcast theater and touring despite their small size the condenser element delivers full clear and natural reproduction of speech and vocals the microphone features a durable low profile wire frame headband which is fully adjustable for stability and comfort a plastic carrying case protects the microphone wbh54b black 5 ft attached cable with 4 pin mini connector ta4f foam windscreen clothing clip carrying case supercardioid polar pattern provides maximum gain before feedback and ambient rejection extended frequency response tailored for vocal performances able to handle extremely high sound pressure levels spl snap fit foam windscreens stay in place during intensive movement available with an in line preamp or with a ta4f connector for wireless applications wbh54 choice of black or tan finish to suit your performance environmenttype condenser electret bias frequency response 50hz to 20khzpolar pattern supercardioidoutput noise equivalent dbspl a weighted 39 0 db typical 42 0 db maximumsignal to noise ratio 55 0 db at 94 dbsplrecommended minimum input impedance 20 kilohmsoutput level open circuit ref 1v pa at 1 khz 56 0 3 0db 1 58mvmaximum sound pressure level 144 dbspl at 1 thd 20 kilohm loaddynamic range 105 db max spl with 20k load minus typical a wt noise current drain 60 130 microa microphone only output polarity positive pressure on the diaphragm produces a positive voltage at pin 3 black lead relative to pin 1 shield lead at the output connector of the microphonepower requirements 5 vdc on pin 2 return on pin 1 ground net weight 35 35 g 1 25 oz microphone onlycable 1 5 m 5 ft small diameter shielded with mini 4 pin connector ta4f