Shure SLX 2 / SM58 / H5 - hand-held transmitter for SLX series with a dynamic SM58 capsule (cardioid polar pattern). Display with group, channel and battery, frequency transmission from the receiver via infra-red, 960 switchable frequencies, lock for menu and on/off switch, 2x 1.5V batteries, frequency range: H5 518 - 542 MHz, up to 7 systems parallel. Please note: Due to every country having different regulations, you may need to Contact your local licensing authorities before using a wireless system.