The Klein Electronics Agent M6 is a top - notch single - wire earpiece. It features a strong 'C' swivel earloop and a high - quality clear - audio speaker that sits comfortably on your ear. There's an in - line PTT button and microphone. Ideal for shift workers sharing earpieces, it can be used on either the left or right ear. Compatible with a wide range of Motorola models like Sprint GT/GT+, Talkabout series, Cobra FRS series, and FR models, as well as HYT models such as TC1688, TC - 320, and TC - 310.

Using this earpiece is easy. First, choose whether you want to use it on your left or right ear and adjust the 'C' swivel earloop to fit your ear comfortably. Then, connect it to your compatible Motorola or HYT radio. Press the in - line PTT button when you want to talk. Remember to keep the earpiece away from extreme heat or moisture. After each use, gently wipe it with a dry cloth to keep it clean. If you notice any issues with the audio or the button, check the connection to your radio. This will help ensure your earpiece works well for a long time.