Untested. This item is used/being sold as is. This is a vintage Electro-Voice model ST350A 8 ohm 120 degrees dispersion sectoral tweeter. This tweeter is in decent condition. It has no dents, cracks or breaks, the wire connectors and screw holes are in good shape. There is some light surface rust/corrosion on the cone section. No mounting hardware included. Please view the pics and feel free to ask any questions. Shipping Information: We use USPS for domestic shipping, all international transactions are shipped through eBays Global Shipping Program. Stated shipping costs are based on the actual packaged dimensions & weight of the item and are non-negotiable. Combined shipping is available when buying 2 or more items. Please contact us before buying to work out the details. We will not combine shipping after a payment has been received. Free local pick-up is also available for all of our items. Please contact us before buying to work out the details. In accordance with eBays policy of voiding its seller protection if a seller changes a shipping address we will only ship to the address provided to us by eBay. If you would like an item shipped to a different address than the one you have on file eBay allows you to change the address at check-out. UP.