GLADIATOR DUAL ELEMENT HARD COLLAR THROAT MIC KIT w/Twist Connect Acoustic Tube Earphone and Round (Hockey Puck) PTT switch. Finger-Tip PTT and Junction Box UPGRADE Available for extra charge ($35 MSRP).
Very similar to the Motorola 2-pin except this one has a screw to lock it in place. Fits many HYT models including: TC-1600, TC-500, TC-600, TC-610, TC-620, TC-700, TC-700EX
