Yaesu plug side shape: 3.5mm 1-pin Yaesu PTT, suitable for VX-6R, VX-7R, VX-6E, VX-7E, VX-120, VX-127, VX-170, VX-246, VX - 270, VX-177, VX-700, VX-710 VXA-220, VXA-300, VXA-700, VXA-710 etc. The PTT switch is an item connected between the headset and the intercom.
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