This app need a transceiver connected to windows pc running one of the cat can be downloaded from. BktRemote used with one of the CAT Control CatBkt, IC706_BKT, IC7000BKT, IC7100BKT and BktRemoteServer allows the use of the transceiver via WiFi. Works with Icom, Yeasu, Kenwood, Drake, Ten-Tek and many others. Since version 1. 0. 0 you can use Plumble (.