Best Noise Cancelling & Power CB Microphones for Clear and Crystal Sound

Last Updated on January 4, 2020 by Wayne

What’s that single component which you hate the most in a CB radio?

For me, it’s the stock mic.

Most of the stock mics you get along with CB radios will become useless in a few months time.

This is why you need to find out the best CB microphone in the market to enhance your CB system.

We have made the job easier for you. In this article, we have reviewed the top-rated replacement CB radio microphones.

Here is a quick overview of our top picks which will make your sound loud and clear:

Top-rated CB Microphones

CB Mic	Highlights	Price
Uniden BC645– Best in the market	Rugged design Compatible with all the CBs 4 Pin Mic Comfortable Ergonomic Design	Check Price in Amazon→
Cobra HG M73: Top Noise-Canceling CB Microphone	9′ High-Flex cord Heavy duty drop-proof ABS shell Metal mesh grille Left-side PTT button Dynamic voice coil diaphragm	Check Price in Amazon→
Workman DM507: Cheapest CB Mic in the Market	4 Pin connector Compatible with all the CBs Budget-friendly Crystal sound	Check Price in Amazon→
Astatic (302-10036) RD104E: Best CB power mic	High gain amplifier with electronic equalization Maximum Talk Power Intelligent performance under noisy conditions Best for close talk uses	Check price in Amazon→
RoadKing RK56B: Best for Professional drivers	4-pin connector Noise cancelling dynamic microphone Flexible black cord  2 position momentary slide switch	Check Price in Amazon→
Astatic 636LB1–	Rugged design Dynamic Noise Canceling Microphone Best for close talking handheld uses 1 year warranty from Astatic.	Check Price in Amazon→

Top 6 CB Mic Reviews

We have finalized this list based on the following features:

• Less interference
• Clear dialogue transmission
• High sensitivity and power
• Noise-cancellation
• Power mic

All the above-mentioned features make a CB replacement mic best fit for your use.

Let’s start the reviews:

1.Uniden BC645: Best in the Market

Check Price of Uniden BC645 in Amazon

Uniden BC645 is is our top pick when it comes to replacement CB microphones. This is one of the most selling 4-Pin microphones in the market.

The best thing about the product is that it goes well with all the best CB radios in the market. However, it works best with Uniden’s PRO500 series CB radios.

You will love the easiness in operating the mic. With its push-to-talk control, you have a microphone that works with little effort. In cases of emergency, your device begins work with one click.

Other key things worth mentioning about this noise-canceling CB mic are:

I would say the best thing about Uniden BC645 is its construction. The mic is designed to last long. Even if you use it in the most extreme conditions(especially truck drivers), it will not leave you for the next couple of years.

This microphone has 8-Foot flexible cord in dimension. Yeah, you will never worry about extending the cords.

People who have used BC645 is happy with its efficient performance and if you are a new owner waiting for a choice, this is right for you.

2. Cobra HG M73: Best Noise-Canceling CB Microphone

Check the Latest Price of Cobra HG M73 in Amazon

Cobra HG 373 70 series is selling like a hot cake in the CB market. If you’re looking for a mic for a noisy environment like off-road trips, quarry etc, Cobra HG M73 will be a handy solution for you.

I am sure that the features of this fantastic mic will amaze you. Some of the great features are:

The PTT Talk placed on the left side allows you to enjoy communication on the go, without any stress. Additionally, this has a dynamic voice coil diaphragm to improve the sound output.

Using the microphone in the toughest environment will never be a distant dream with this Cobra device. Thanks to the heavy-duty construction.

The cords are long and let you use at a longer distance. In fact, Cobra HG 373 offers the longest cords for CB mics.

I am sure that this CB microphone will never disappoint you. I can recommend the device to you without any hesitation as this is the most sold CB mic in the market till date.

3.Astatic (302 – 10036): Best CB Power microphone

Check the  Price of Astatic (302-10036) in Amazon

Astatic (302 – 10036) RD 104E is another popular replacement microphone you can buy. With this 4-pin CB microphone, you have a good noise reduction microphone.

The device has a high gain amplifier with electronic equalization to provide maximum talk power. The best thing about the microphone is its intelligent performance. The mic is designed in such a way that it can intelligently work when there are a high amount of noise signals.

The microphone is designed for close talking handheld application. With the product in your palm, your CB radio connected and ready to talk, you are up for a sweet experience.

If you own a HAM radio too, this should be your pick as it is compatible with CB, amateur radio, and SSB communications.

The microphone is very powerful and the loudness is a good mark of quality. You can communicate clearly without any squeal for about ten miles using this Astatic CB mic.

You don’t have to worry about audibility with this CB power mic, just keep your microphone volume at medium for the best experience.

4. Workman DM507: Budget CB Microphone

Check the Latest Price of Workman DM507 in Amazon

Workman DM507-4 is one of the best replacement CB radio microphones you will ever get at an affordable price tag. What you will love about this microphone is that they have taken care of user experience. The high end fits and finishes quality that comes up with this compact mic is fabulous.

This product works fine with any CB radio. It is designed to suit for Cobra, Uniden, Galaxy, and Connex. Buying one for your CB radio is simply securing a perfect match.  It has 4-PIN Connector and an 8-foot flexible cord.

If your CB radio has a mic gain control (which is present in most of the top-rated CBs), then you can buy this one without any doubts.

Coming to the quality of the output, it produces loud and clear sound output. I would say it is not the loudest of all, but it will do the job. You will be heard clearly and is excellent for both skip talking and Public addressing.

If you are looking for an inexpensive solution for CB mic, then Workman DM507-4 is the product you should buy.

5. RoadKing RK56B: Best CB Microphone for Professional drivers

Check the Latest Price of RoadKing RK56B in Amazon

The RoadKing RK56B microphone is exclusively for the professional drivers. With the product, you can go on a trail or hit the road with the highest certainty.

Roadking is one of the most famous brands in the microphone industry. It has secured a respected status as a manufacturer committed to excellence with an array of premium products.

It features a dynamic noise-canceling technology. This feature gives the clearest and smoothest communication that’s undisturbed by background noise.

The product gives you all. It is meant to give you the best of your money and it sure does. RoadKing provides the best user experience and convenience you can ever get with this CB microphone.

The product is a handheld choice which is awesome and versatile in its purpose. 2 position momentary slide switch with normally open contacts is another feature worth mentioning.

The long cord attached is another addition to its versatility. Its long cord is for your convenience.  With this microphone what you will get is the best user experience and performance.

6. Astatic 636LB1

Check Latest Price of Astatic 636 from Amazon

The Astatic 636 noise-canceling mic is the last one in our list. In fact, this is one of the best noise-canceling CB microphones you can get.

The rugged housing design and crystal clear sound output make it the favorite of many CB users. The product comes in black cycolac case.

With this product, you do not have to worry about background noise. Astatic 636 uses dynamic noise cancelation. With this, the device will remove background noise to give you far better and clearer sound.

The Astatic 636LB1 has a Frequency Response between the range100Hz – 8 kHz. Its output level is: at Output Impedance: 2000 Ohms (Matches 600-5000 Ohm Inputs).

Close talking will never be a worry with this CB microphone in your hands. You can keep it closer to your mouth and you will see no distortion in the sound.

What type of CB radio do you have? Name it. Astatic 636 will work with them.

Why do you need a Quality CB Mic?

Let us see the key reasons one should buy a CB replacement mic :

A. Noise Free Communication

CB microphones are communication aid. With advanced features like dynamic noise cancellation, they give you distortion-free communication.

2.    Safety and Convenience

When there is a need for help and your mobile phone has let you down with no network signal. You can rely on your CB radio, pick the microphone and let other users get you out of your situation.

3. Stock Mics disappoint(Most of the times!)

Most often the stock mic that comes with your CB radio may not be the ideal choice. They are ought to be just a mic, not the best one. It is always a good idea to get the best in class replacement microphone to have a better experience in using CB radios and CB antennas.

 Buying the Best CB Mics- Expert Guide

We have provided you an expert list of top-rated CB radio microphones in the market. Now it is your turn to use our list and get a good mic for you or to find one yourself.

Don’t worry if you didn’t find a CB mic of your taste in our list. Here are our expert guidelines for you to choose a top CB radio microphone in your own manner.

CB Power Mic vs a Noise-Cancelling Mic

Power mics and noise-canceling mics are the two main CB mic types. Wearecb has a very good article on what features one should look into while purchasing a CB microphone.

Although it is not necessary to look into all the features, we would like to take your attention to the above two types.

Here is how you can make a wise decision:

• You need to get a CB power mic if your voice is very low.
• Get a noise-canceling mic if you often use CB radio in a noisy environment

If you’re a driver who normally drives through heavy traffic, go for the latter option.

You should always ensure that you’re buying a compatible CB microphone. There is no use in buying a CB mic which is incompatible. You need to go through the specification sheets to find out this. Contact manufacturers, if you can, and make an inquiry.

FAQ

Q. What is a CB mic?

CB microphones are small transducers that convert your sound signals to electrical signals. Most of the mics available in the market are called replacement mics as they replace the stock mics available along with the CB radio.

Q. What does a CB Power MIC do?

CB power mics have amplifiers which amplify your voice to a higher level. This is very useful for soft/milk speaking people.

Q. What makes a CB Mic squeal?

A CB MIC squeals when the signals travel in a continuous loop. You can avoid this by the following means:

1. Talk closely
2. Change the location of the microphone
3. Switch off the CB microphone when not in use
4. Lower the speaker output

Wrapping it Up!

Having the best CB radio microphone for your CB radio is like having a good brain and a healthy body. You need one to make the other perform better.

We hope our reviews have given you some insights to purchase a new replacement mic. The list is the right for you to find the perfect device.

We really hope they help you in eliminating the noises and powering up your voice.