Check the listing for details. Alpine PDX Amplifier Plug Genuine Quick Disconnect Speaker Output Connector Amp. Condition: New. Listed at 50.99 USD. Alpine PDX Speaker Output PlugFor sale is a speaker output plug for the following models of Alpine PDX amplifiers. There are many compatible amplifiers that use this plug. You are responsible for making sure this plug works with your amplifier. If you have any questions about your amps compatibility, feel free to send me a message. ALPINE PDX1.1000 Mobile Electronics: Power Amplifier 2006ALPINE PDX1.600 Mobile Electronics: Power Amplifier 2007ALPINE PDX1.600M Mobile Electronics: Power Amplifier 2008ALPINE PDX2.150 Mobile Electronics: Power Amplifier 2006ALPINE PDX2.250 Mobile Electronics: Power Amplifier 2007ALPINE PDX4.100 Mobile Electronics: Power Amplifier 2007ALPINE PDX4.100M Mobile Electronics: Power Amplifier 2008ALPINE PDX4.150 Mobile Electronics: Power Amplifier 2006ALPINE PDX5 Mobile Electronics: Power Amplifier 2008ALPINE PDX5M Mobile Electronics: Power Amplifier 2009ALPINE PDXF4 Mobile Electronics: Power Amplifier 2010ALPINE PDXF6 Mobile Electronics: Power Amplifier 2010ALPINE PDXM12 Mobile Electronics: Power Amplifier 2010ALPINE PDXM6 Mobile Electronics: Power Amplifier 2010 ALPINE PDXV9 Mobile Electronics: Power Amplifier 2012 Item #185