Cobra classic design CB radio-RF/signal strength meter - illuminated meter tells you power output, strength of receiving signal-Dynamics microphone - plug in type with 9 foot mic cord-Switchable noise blanker - reduces engine noise and electrical interference-CB/ANL/PA switch - when in CB mode, automatic noise limiting reduces background noise. PA mode turns CB into a 4 watt PA system when used in conjunction with a PA speaker-Bright/ dim switch - select the brightness of the meter and channel indicator for day or night driving-Instant channel 9 switch - immediate access to emergency channel 9 - Channel indicator - large digital display for easy readability-Front panel 4-pin microphone connector - maximize space in todays vehicles. Allows installation above or under dash-Squelch control - eliminates background noise in the absence of an incoming signal-Power ON/OFF and volume control-Dynamic gain control - allows user to deliver 100% modulation at all speaking levels-RF gain control - adjust receiver sensitivity for better reception-Receive/transmit indicator - turns red for transmit, and green for receive-Channel selector - 25LTD