NEED TO SELL IT SOON I want to sell my Shure ULXD2 wireless Microphone transmitter I have 3 microphones that I want to sell for 340 each or 3 for 900 this is high quality microphones from Shure. these are used microphones but in great condition here is some of the features. 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 SB900A lithium-ion rechargeable battery pack provides over 12 hours of battery life, precision metering in hours and minutes, and zero memory effect 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  Specs Audio Frequency Response 30 Hz to 20 kHz (±1 dB), flat Note:Dependent on microphone type Dynamic Range >120 dB Operating Range 300 ft (100 m) Gain Offset Range 0 to 21 dB (in 3 dB steps) Battery Type Shure SB900 Rechargeable Li-Ion or AA batteries Battery Runtime @ 10 mW Shure SB900: >12 hours Alkaline: 11 hours Dimensions 10.1" x 2.0" (256 mm x 51 mm), L x Dia. Weight 12.0 oz (340 g), without batteries