Shure - ULXD2/SM58 Digital Handheld Transmitter with SM58 Capsule - 470 MHz to 534 MHz Operating Frequency - 30 Hz to 20

AES 256-bit encryption for applications for which secure transmission is neededProprietary Shure Gain Ranging optimizes the system's dynamic range for any input source, eliminating the need for transmitter gain adjustmentsOptional Shure SB900B lithium-ion rechargeable battery pack provides over 12 hours of battery life, precision metering in hours and minutes, and zero memory effectExternal charging contacts for docked charging (with the SBC200 Dual Docking Charger)Transmitter Mute Mode repurposes the On/Off switch into a mute switch, enabling audio muting while preserving RF channel presenceBacklit LCD with easy to navigate menu and controlsRugged metal constructionFrequency and power lockoutThe ULXD2/SM58 Handheld Wireless Microphone Transmitter works with ULX-D Wireless Systems. Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.