E. F. Johnson Company Product. Messenger 124 CB Transceiver. (a) Case. Material: metal, glass, plastic. Size: 11" L. x 6" H. x 9 1/2" Deep. Description: gray metal case; speaker at top, bottom and sides; black and silver front; print at top: "Messenger One Twenty-Four"; glass covered signal strength gauge and dial knob 1-23; two black flip switches: "MOD, SWR, PWR" and "Noise Limter on and off"; four dials along bottom: "PA Squelch", "Volume", "MIC Gain", "Tune"; electrical cord attached at back. (b) Microphone. Material: metal, plastic. Size: 4" W. x 8 1/2" H. Description: gray metal microphone base and handle; silver mouthpiece; E.F. Johnson Company logo in center of mouthpiece; "Johnson" on front of black plastic talk bar; black cord attached at bottom of base.