This audio cable converts the 2-pin K1 earpiece jack of the walkie-talkie to 1-pin 3.5mm mono earpiece jack.
2pin K1 plug works for Kenwood, Baofeng UV-5R, Retevis RT21 RT22 RT27, Quansheng UV-K5 UV-K5(8) UV-K6 radios, etc.
Universal compatibility with most 3.5mm listen only radio earpiece, compatible for Commountain MaximalPower HYS 3.5mm listen only earpiece.
Press the PTT button to communicate with others, the microphone will transmit high quality sound even in loud environments. The microphone can be easily attached to clothing with a 360-degree swivel clip.
The length from 3.5mm earpiece jack to 2pin K1 plug is approx. 36.2inches/92cm, and the mic to 2pin K1 plug is approx. 35.8inches/91cm.