2-WIRE SURVEILLANCE STYLE Lapel Microphone w/Twist Connect Acoustic Tube Earphone with Bud. Unique design with belt-mounted PTT. Also includes semi-custom Ear Mold.
Motorola most popular 2-pin (side) includes: CLS, CP, GP, HT, MTX, PRO seies and includes DIGITAL models.
RELM 2-pin (side) connector which is the same as very popular Motorola 2-pin and fits many radio models including: RPU6500 and RPV6500