Iridium PotsDOCK Extreme Docking Station f/9575 ExtremePotsDOCK Extreme Docking Station for 9575 Extreme The Beam PotsDOCK Extreme, an Iridium 9575 dock, is a highly featured docking station for the Iridium 9575 handset that can be used in various maritime, transport or fixed site applications considerably extends the functionality of the 9575 handset. The intelligent RJ11 POTS interface enables standard corded, cordless or DECT handsets to be used or alternatively interfaced with a PBX system presenting