The BLX Instrument Wireless System from Shure joins world-class design and construction with simple and easy setup and operation, featuring QuickScan frequency selection and the precision-crafted Beta 98H/C flexible gooseneck microphone for brass, woodwind and percussion applications. Legendary sound and performance, right out of the box. Included: BLX4 wireless receiver, BLX1 body pack transmitter, Beta 98H/C cardioid condenser instrument microphone; padded zipper case.