. 40 Channel AM/SSB mobile CB radio . New smaller chassis - 7.25" wide & 2.25" high . Starlite faceplate is backlit in green & blue lettering . Adjustable dimmer control; front mic jack . Adjustable talkback circuit with on/off switch . Variable power output control; automatic SWR circuit; high SWR alert circuit . Large meter with scales for incoming signal strength, power output, modulation, & SWR . Jack on back for optional frequency counter