Delight in the pristine sound quality of the ULXD2 Handheld Transmitter, designed to pair perfectly with ULX-D Digital Wireless Systems. Enjoy the extended battery life, 20 Hz to 20 kHz audio range and vibrant audio tones from a selection of Shure microphone heads for a world-class wireless performance! Need more info on this product, use this ONLINE FORM to submit your request for more information. In the Box: (1) SHURE ULX-D Handheld Transmitter (Select Your Frequency) Features: AES 256-bit encryption for applications for which secure transmission is needed Proprietary Shure Gain Ranging optimizes the system’s dynamic range for any input source, eliminating the need for transmitter gain adjustments Optional Shure SB900B lithium-ion rechargeable battery pack provides over 12 hours of battery life, precision metering in hours and minutes, and zero memory effect External 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 presence Backlit LCD with easy to navigate menu and controls Rugged metal construction Frequency and power lockout The ULXD2/B87C 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. Specifications: RF Carrier Range: 174–216 MHz, 470–865 MHz, 1492–1525 MHz, 1785–1805 MHzNote: Varies by region (See Frequency Range and Ouput Power table)Working Range: 100 m (328 ft)Note: Actual range depends on RF signal absorption, reflection and interference.RF Tuning Step Size: 25 kHz, varies by regionImage Rejection: >70 dB, typicalRF Sensitivity: -98dBm at 10-5 BERLatency: 120 dB, A-weightedDante Digital Output (Dual and Quad receivers): 130 dB (typical), A-weightedTotal Harmonic Distortion: −12 dBFS input, System Gain @ +10