: . . 40 Channel CB Radio 6-Pin Noise-Canceling Mic. - Crisp, Clear Communication w/o Static 7 Color Backlit Display. - Easy To Read Adjustable Display 6-Pin Microphone Dimmer Switch. - Change Display Intensity From Day to Night Dynamic Squelch Control Variable Mic Gain Control 4 Watt Transmission External Speaker Capability Integrated SWR Meter & Diagnostics Instant Channel 9/19 Access N.O.A.A. / Weather Alerts CB Scan 6-Pin to 4-Pin Microphone Adapter Public Address Feature..