Check the listing for details. AUDIO ENHANCEMENT GL-300 Amplifier. Color: Black, Condition: New. Listed at 199.00 USD. This plenum rated GL-300 amplifier is perfect for seamless classroom integration. Controllable via RS-232, the compact size of this amplifier hides quietly in ceilings, enclosures or cabinetry. This amplifier also connects easily with other devices for quick installation. Return Policy:Must be returned within 30 days in same condition as sold. Buyer is responsible for return shipping. If item was "Free shipping" actual cost of shipping will be deducted from refund.If there is an issue with a product, please contact me immediately for a resolution. International bids only accepted if eBay's Global Shipping Program is used. Buyer is responsible for any taxes, fees, tariffs or duties associated with this purchase. Contact eBay for further details.Shipping rates are for the continental US only. Alaska and Hawaii please check for shipping rates.Thanks for looking