Signetics Italy new old stock M112B1 SOUND CHIP, as used in elka farfisa, Jen, siel, etc synths. New old stock, not modern manufacture. If you are looking at this, you know what its for. Most dealers are out of stock, so get them while you can! Found while cleaning out my parts bin...look for more parts! Ask questions before biding as all sales are final and asis. Winner to contact me within 24 hours of winning or the item isre-listed....payment expected in 7 days or item re-listed and report filed with ebay. I pack well and ship promptly.....flat $5 in the continental us....flat $12 anywhere else.