Shure Incorporated Vocal System With (1) Blx4r Rack Mount Wireless Receiver And (1) Blx2 Handheld TExperience professional grade wireless vocal performance with the Shure Vocal System, a complete, ready to use wireless microphone solution built around the BLX4R rack mount receiver and the BLX2 handheld transmitter. Designed for singers, speakers, and presenters, this system delivers pristine, natural vocal reproduction with reliable RF stability across demanding venuesfrom intimate clubs to large ballrooms and worship spaces. With smart, user