Motorola BDN6668A Beige 3-wire Surveillance Kit, PTT-Mic/Speaker Ear Bud with 3.5 mm connector for the XTS, EX Series Portable Radios.  FM intrinsic safety standard.

Allows private messages to be received for discrete communications.  Intrinsically safe with a separate mic and PTT.

Requires use of a 3.5mm threaded adapter (unless being used with a speaker microphone).

Use BDN6676 audio adapter for XTS, EX Series, HT1000, MT2000, MTX9000, Visar, PR1500.

Use BDN6783 audio adapter for APX 7000, APX 6000, APX 4000, XPR 7000, XPR 6000 series.