For sale is a new Induction Dynamic  Solid Drive Sound Masking MSK-19 Glass Surface Masking Transducer. Includes everything you see. Retails for around $300.  The MSK-1g by SolidDrive is an economical hidden planar-source sound transducer designed for sound masking on glass. Featuring a rugged aluminum enclosure with neodymium magnets, the MSK-1g uses technology similar to our patented SD1 transducers to transfer acoustic energy to the substrate. The result is extremely wide and even audio coverage and acoustical uniformity in the listening space. The MSK-1g is attached to glass panes using a strong adhesive disk. For double-pane glass, it is recommended that the MSK-1g be installed on the side facing the location where sound masking is desired.    Satisfaction guaranteed. If for any reason you are unhappy with your purchase please contact me prior to leaving neutral or negative feedback as per ebay guidelines. I will do my best to rectify the situation. I will ship everything within 24 hours of payment