Be free'. '.strtoupper('w')ithout a mic in your hands you can perform the way you want to'. '.strtoupper('a')nd with the sennheiser hsp 4s sonic purity and intelligibility youll be heard with clarity no matter what youre doing'. '.strtoupper('w')ith a modular design you can customise and adapt the hsp 4 to suit your needs'. '.strtoupper('c')ombine and interchange connection cables clips boom arms neckbands and more'. '.strtoupper('a')nd take advantage of intelligent adjustability to find the perfect fit'. '.strtoupper('y')ou can even choose which side you want to wear the boom on'. '.strtoupper('b')oasting a cardioid polar pattern the hsp 4 captures your voice and your voice only'. '.strtoupper('n')o need to worry about noisy sound sources or environments'. '.strtoupper('j')ust adjust the headsets flexible boom to find the perfect position and perform with confidence'. '.strtoupper('t')he stage is yours'. '.strtoupper('p')lease note the hsp 4 is equipped with a locking 3 pin se connector'. '.strtoupper('o')ther versions of the hsp 4 with different connectors are available separately.