Check the listing for details. ZADC-20-1700-1 MINI CIRCUITS DIRECTIONAL COUPLER SMA. Condition: Used. Listed at 39.00 USD. Item Description: This auction is for one used Mini Circuits ZADC-20-1700-1, Directional Coupler, 20dB, 50 ohm, with SMA connectors. PayPal Confirmed Address: PayPal address must be confirmed and must be the same as the shipping address. Returns: All items are sold as-is unless otherwise stated. Returns are not accepted unless item is grossly misrepresented. Please notify me of any issue within 30 days of receipt of the item. Feedback: Feedback is important to me, please email or contact me with any concerns, issues or problems before leaving feedback and give me the opportunity to work things out if needed. I always leave positive feedback after receiving feedback from the buyer, that way I know the buyer is happy and the transaction is complete. Shipping : Shipping is direct to USA only.