This keyboard has never been used. This was featured in QST on operating portable psk. Below is the link showing it. Mint Condition $12.00 plus shipping. http://www.parallax.com/Store/Accessories/Other/tabid/167/CategoryID/58/List/0/Level/a/ProductID/338/Default.aspx?SortField=ProductName%2CProductName john-n4dsp