333
Use with following 2 way radios and many more that require a dual pin plug approximately 1/2" apart (standard 2 prong Kenwood)
Kenwood;
TH-F6/F6A/D7/D7A/D7AG/D7E/F7/F7E/G71/G71A
TH-G71E/K2/K2A/K2E/K2ET/21/21AT/21BT/22
TH-22A/22AT/22E/25/26/27/28/31AT/31BT/41AT/41BT
TH-42/42A/42AT/2E/45/46/47/48/55/75/77/G71
TH-205/-215/225/235/235A/235E/315/41
TK-208/220/240/240D/248/250/260/260G/270/270G/272G/272/278G
TK-308/360G/370/ 370G/372G/373G/320/340/340D/348/350
TK-378/378G/430/431/353/360
TK-2100/ 2102/2130/ 2160/3100/3101/3102/3107,
TK-3118/3130/3131/3160 etc
Baofeng
UV5R UV82 UV5RA UV82HP UV-5X3 UV5R5 Series RD5R BF-666S BF-777S BF-888S BF-F8HP BF-F9 BF-480 BF-490 BF-320 BF-V6 BF-520 BF-530 BF-999 BF-888 BF-777
Retevis;
H-777,H-777S,RT21, RT22, RT27, RT7, RT-5R, RT-5RV, RT-B6,R888s/RT1/RT2
Linton: LT-2288/3288/6288/5288/3188/2188/3260/2268/3268,/6288/6188/3288A
PUXING: PX333/888/888K/328/358/999/666/777/777PLUS,
WOUXUN: KG-UVD1/UVDIP KG-669/659/679/689/639/699/801
QUANSHENG: TG-K4AT/2AT/22AT/45AT/42AT/25AT/UV
RELM: RPU416,RPV516,RPU499,RPV599X
WEIERWEI: VEV-3288S,VEV-6288,VEV-3288
HYT: TC286 386 2685 3865 6685 TC 278 378 388 TC 2100 2088
TYT
Almost All with a two pin plug, former pin diameter of 3.5 mm and 2.5 mm in diameter after pin, double pin from 8 mm within, 11 mm center distance of 2 pin.