Walkie Talkie A-udio Cable Adapter for Baofeng BF-9700 A-58 UV-XR UV-5S GT-3WP UV-9R Plus Compatible with K Interface 2Pin UV-5R Headset Port. The plug is specially designed for K head plug use. ,It fit K head headset and speaker Mic, but it don't fit K head usb programming cabe.
eBay