Ergonomic pistol grip mic. Large, easy-to-read display and channel. Dynamic squelch control. Extra long mic cord. Wireless mic compatible The Bearcat 680 CB radio gives you the clearest reception, strongest transmissions and greatest range. It features a large, easy-to-read display and channel. The illuminated control panel is easy to use in all light conditions. It also has a noise cancelling microphone that cancels out background noise. This CB radio has 40 channel operation and dynamic squelch control and an extra long mic cord. There is a CB/PA switch and it's even wireless mic compatible. Other features include an ergonomic pistol grip mic, 6-4 PIN mic adapter, large digital S/RF meter, and backlit controls.