Shure SLXD2/SM58 - handheld transmitter, 470–514 MHz

Dynamic range: 118 dB Built-in display: Yes Maximum operating distance: 100 m Antenna type: Built-in Form factor: Handheld transmitter Headphone frequency: 20 - 20000 Hz Product colour: Black Operating frequency: 470-514 MHz Bit depth: 24 Battery type: AA Number of batteries supported: 2 Power source type: Accumulator, Batteries Housing material: Metal Warnings: Use in accordance with the manufacturer's instructions.