Strong Wire The anti-winding also increases the tensile strength, soft without knotting, wear-resistant, tensile and elastic. Lightweight Neckband Wearing will not feel any pressure, improve the experience. Securing Clip he headphone cable can be fixed anywhere, freeing your hands. Stretchable Coil Stretchable reel, the usable distance and side length after stretching allow you to put it in the bag. Compatible with most Kenwood 2 pin walkie talkies The front pin is 3.5mm, the back pin is 2.5mm, the distance between the two pins is less than 8mm, and the distance between the center of the two pins is 11mm. Such as Retevis RT668 RT617 RT622 RT24 RT27, Baofeng UV5R, HYT etc. Applicable to a variety of scenarios Such as outdoor sports; rock climbing; riding motorcycles and bicycles, etc noisy places. Package Includes:2 x Finger PTT Earpiece for Kenwood 2 Pin Radios Does it fit my walkie talkies? Compatible with most Kenwood 2 pin walkie talkies，Such as Retevis RT668 RT617 RT622 RT24 RT27, Baofeng UV5R, HYT etc. Can headphones also be used for vox? Yes. As long as the walkie-talkie has the vox function turned on, the headset can be used even in the vox state. Compatible Models Note: Please check the compatible list before choosing. For Kenwood KPG: KPG27D, KPG29D, KPG48D, KPG49, KPG55D, KPG56D, KPG62D For Kenwood TH: TH-D7, TH-D7A, TH-D7AG, TH-D7E, TH-F6, TH-F6A, TH-F7 For Kenwood TK: TK-208/308, TK-220/320, TK-240/340, TK-240D / 340D For BAOFENG: UV5R, BF-480/490/320 / V6 / V7 / V8 / 658/520/530/999/888/777 For Retevis: H777 RT5R RT5RV RT1 RT2 RT5 RT3 RT3S RT7 RT81 RT622 RT22S RT24 RT25 RT26 RT27 RT80 RT28 RT28P RT50 RT84 RT15 RT617 RT51 RT52 RT46 For HYT: TC286 386 2685 3865 6685, TC 278 378 388, TC 2100 2088