Check the listing for details. RDL D-TPSM2A Active 2-Pair Extender (Tx) Dual Mic Preamplifier/Format-A. Condition: New. Listed at 149.00 USD. The D SERIES-TPSM2A modules are two-pair audio sending modules compatible with RDL Format-A twisted pair products. These modules are designed to be mounted in wall boxes, cabinets or other enclosures that allow users to connect audio sources. The -TPSM2A models mount in RDL WB-1U and WB-2U wall boxes, or in standard U.S. electrical boxes. The D-TPSM2A features a white front-panel laminate with gray lettering that matches RDL Decora©-style remote controls. The DB-TPSM2A features a black front-panel laminate. The DS-TPSM2A is constructed of stainless steel to coordinate with RDL Decora-style stainless steel remote controls in commercial/industrial installations. 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