Introduction 3Controls & Connectors 5Indicators 7Included with your PRO5050 8Optional Accessories 9DIN Installation 10Connecting the Microphone 12Mounting the MIC Hanger 13Operation 14Turning on the Power 14Setting the Volume 14Setting the Manual Squelch 15Monitor 15Selecting a Channel 16Programming the Instant Priority Channel 16Recalling the Instant Channel 16Transmitting 16Call Tone Function (Wake Up Tones) 17DUAL Watch 17Scanning 18Open Scan (OS) Mode 19Group Scan (GS) Mode 19Priority Watch 20Add/Remove Channels from SCAN Memory 20Selecting the Call Tone 21Busy Channel Lockout 21Roger Beep 22Key Beep On/Off 22Backlight Level 23Backlight Colour 23ANL/NB (Automatic Noise Limiter + Noise Blanker) 23AM CB Channels & Frequencies 24Warranty 25Contents2UNIDEN PRO5050 AM-CB Transceiver