SOUND CARD INTERFACE, BASIC, MOD, PSK31/DIGITAL
This sound card interface is for those who operate mostly digital modes and do not need a microphone input. MFJ-1273BM has sound card audio out, radio audio and RS-232. Everything is included: CD, RS-232 cable, audio cables and microphone cable. No external power is needed. The MFJ-1273BM has an 8-pin modular (RJ-45) mic plug.