IF YOUR MOTOROLA CM-540 CB RADIO IS NOT WORKING OR IF YOU JUST WANT INFO. ON THIS RADIO. THERE IS A LOT OF INFO. ON THIS RADIO. HOW TO REPAIR OR JUST TUNE YOUR RADIO. SHOWS WERE ALL THE PARTS ARE AND WHAT THE PARTS IS. SHIPPING WILL BE FREE. ALL THE INFO. WILL BE EMAILED TO YOU. THIS WAY YOU SAVE ON SHIPPING, AND YOU WILL GET ALL THE INFO. RIGHT AWAY. AFTER YOU GET THE INFO. THAN JUST DOWN LOAD IT ON YOUR COMPUTER AND JUST LOOK UP ANYTHING YOU WANT TO KNOW TO KEEP THAT RADIO GOING STRONG. ALL I WILL NEED IS AN EMAIL FROM YOU TELLING ME WHAT EMAIL YOU WANT IT SENT TO.