"PIC-4744 The PIC-4744 provides four XLR3M analog partyline level audio outputs (Talent channels) and four XLR3F analog line level audio inputs (Program channels). Each Talent channel can select and place one of the four program sources to the output. A front panel variable trim pot is supplied for adjusting the source level to the output. MA-704 The MA-704 Leader Control and Talent Access Station provides individual access to the four Talent channels. The ALL button simultaneously accesses all Talent positions of the MA-704 and each AX-704 expansion station. It contains the audio line-driver circuits for cue audio. One MS-704 is required at each talent access control location AX-704 The AX-704 Expansion Station connects to an MA-704, expanding the IFB channel selection capabilities by four additional channels per AX-704. Multiple AX-704’s may be linked together to control a maximum of 96 talent channels. AB-120 The AB-120 Announcer Console is a compact desktop unit designed specifically for sports, live-event broadcasting and voice-over work. The AB-120 integrates all the inputs, outputs and controls necessary at the announce position, including intercom, IFB and a silent “Mic Mute” button that provides noise-free “Cough” and “Mic on/off” switching. TS-1 Monaural IFB Talent Earphone used with TR-50. TR-50 Monaural IFB Talent Receiver.