We provide a wide variety of 1, 2, and 3 wire surveillance kits that are ideal for law enforcement, security, and casino personnel who require covert communications. All of our audio accessories that we offer are designed to offer optimal performance in the most demanding environments. All of our products undergo vigorous testing to ensure the highest level of dependability. Thousands sold over the last 20 years nationwide. Choose your compatible Kenwood NX300 Surveillance kit below.