Newtec MDM3310 Satellite Modem Utilizing the graphic with the HC-05 module and tracing the lines back, it is evident they're the Rx and Tx data enter lines which both go to the 3.5mm plug, so this bridge ought to be eradicated in order that We now have TxD and RxD https://gccsat.com/services/vsat-service-in-africa/satellite-internet-in-chad/