The Klein Electronics Agent K3 is a top - notch single - wire earpiece headset designed for Kenwood PKT - 23 radios. It features a sturdy 'C' swivel earloop and a high - quality clear - audio speaker that comfortably rests on your ear. The in - line PTT button and microphone make communication a breeze. Ideal for shift workers who need to share earpieces, it can be used on either the left or right ear. This earpiece is perfectly compatible with Kenwood PKT - 23 radios, ensuring seamless connectivity and great performance.

Using this Klein Electronics Agent K3 earpiece is easy. First, connect it to your Kenwood PKT - 23 radio. You can then adjust the 'C' swivel earloop to fit either your left or right ear. Press the in - line PTT button when you want to speak, and release it to listen. When sharing with other shift workers, just make sure to clean the earpiece before and after use. Keep it away from extreme heat and moisture to maintain its performance. If it gets dirty, you can gently wipe it with a soft, dry cloth.