8 Best CB Mic: Buying Guide

by John Sanderson

You have a CB radio and you’re looking for the best microphone to use with it. You want something that is reliable, durable and has great sound quality. In this blog post, I’ll be going over 9 of the best microphones to use with your CB radio. Hopefully, this will help make your decision easier!

If You Are In A Hurry, Here Are The Suggested CB Mic For You

Astatic 302-636LB1 Black Noise Cancelling 4 Pin CB Microphone (Bulk),XLR
RoadKing RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone
Ranger SRA-198 Ranger Cb Ham Radio Noise Canceling Mic 4 Pin Wired
Astatic 302-636LB1 Black Noise Cancelling 4 Pin CB Microphone (Bulk),XLR
RoadKing RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone
Ranger SRA-198 Ranger Cb Ham Radio Noise Canceling Mic 4 Pin Wired
Astatic 302-636LB1 Black Noise Cancelling 4 Pin CB Microphone (Bulk),XLR
Astatic 302-636LB1 Black Noise Cancelling 4 Pin CB Microphone (Bulk),XLR
RoadKing RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone
RoadKing RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone
Ranger SRA-198 Ranger Cb Ham Radio Noise Canceling Mic 4 Pin Wired
Ranger SRA-198 Ranger Cb Ham Radio Noise Canceling Mic 4 Pin Wired

Top 8 Best CB Mic Reviewed


The Astatic 302-636LB1 Black Noise Cancelling Microphone is a rugged, heavy-duty microphone that has been used by CB operators for years. The 302-636LB1 features a low impedance dynamic element, and it is also equipped with a polyurethane-coated steel grille screen to protect the element from moisture and dust. The 302-636LB1 comes with an 18-inch coiled cord terminated in a 4 pin male connector.


RoadKing’s RK56B is the best CB radio for truckers and drivers who want to stay in touch with their surroundings. The RK56B has a dynamic noise-canceling microphone that ensures you can hear what you need to. This black CB Radio also features a 3-pin XLR output for easy connection to your PA system or amplifier, and it comes with a built-in SWR meter so you can get the most out of your antenna setup.


The Ranger SRA-198 is a 4 pin wired noise-canceling CB radio microphone. This microphone has a small diameter and is easy to install into any vehicle or equipment with the proper wiring. The SRA-198 can be used in conjunction with most CB radios that have a 4 pin connector.


The Astatic 302-10001SE is a chrome-covered cord and 4-pin connection microphone that is great for CB, amateur radio, and SSB communications. It has a low impedance dynamic element that provides excellent voice clarity and background noise reduction. The Polyurethane coated steel grille screen provides superior protection from moisture, dust, and debris.


The Cobra HG M73 Premium Dynamic CB Radio microphone is an excellent choice for anyone looking to upgrade their CB radio. This dynamic microphone has a durable drop-proof ABS housing and rust-proof metal mesh grille, making it the perfect companion for your travels. The left side pushes to the talk button and the coiled cord makes operating this microphone easy while on the road. The high sound quality dynamic voice coil diaphragm design allows you to communicate clearly with others while driving or when in other noisy environments.


The RoadKing RK56CHSS CB microphone is the perfect companion for your RoadKing radio. This noise-canceling microphone reduces unwanted background noises and ensures that you are heard loud and clear by others. The chrome finish matches the chrome on your RoadKing radio, adding a touch of style to an already great product. With a flexible cord, you can easily place this microphone anywhere within reach of your mouth.


The Astatic RD104E is a world-famous replacement microphone for CB, amateur radio, and SSB communications. It features a high gain amplifier with electronic equalization to provide maximum talk power and intelligibility even under noisy conditions. The RD104E can be used for close talking handheld applications. This rugged microphone has the same quality components as Astatic’s more expensive microphones but at an affordable price.


The CB Microphone Speaker is a noise-canceling microphone designed to work with a wide range of Cobra, Uniden, and Midland CB Radios. It features a heavy-duty coiled cord, an 8-foot long cable, and a 3.5mm male stereo connector that plugs into the mic jack on your radio. This speaker will improve the sound quality of your CB Radio by eliminating unwanted background noises from your vehicle or surroundings.

Buying Guide For The Best CB Mic

1. Type of microphone

There are three main types of CB microphones: dynamic, ribbon, and condenser. Dynamic microphones are the most common type, and they’re typically the cheapest option. Ribbon microphones are less common, but they offer high-quality sound reproduction. Condenser microphones are the most expensive option, but they provide the best sound quality.

2. Connector type

CB microphones use two main types: 3.5mm and XLR. If you have a CB radio with a 3.5mm mic jack, a 3.5mm microphone will work fine. However, if your CB radio has an XLR jack, it may be more difficult to find a compatible microphone.

2. 3.5mm connector type

A common connector type is the PJ-068/U, which features either 2 or 4 pins and accepts both balanced and unbalanced audio signals. When possible, choose this type of connector for compatibility reasons.

If you’re looking for an accessory that will last long-term, you might want to consider choosing a microphone with an XLR connection because these connectors are less likely than 3.5mm connectors to suffer from degradation and offer a higher-quality signal.

3. Frequency response

CB microphones typically have a frequency response of 50 Hz to 16 kHz. This means that they will reproduce sound frequencies within this range accurately. If you’re looking for a microphone with a greater or narrower frequency response, be sure to read the microphone’s specifications before making your purchase.

4. Sensitivity

Sensitivity is a measure of how much electrical signal is needed to produce an output signal of a certain level at a given distance. In general, the higher the sensitivity rating, the better the microphone will perform in noisy environments. However, high sensitivity can also lead to feedback (a loud squealing noise) when used close to speakers.

5. Noise reduction capabilities

Noise-reduction technology helps improve the microphone’s ability to pick up your voice instead of background noise by using an electronic filter or booster. Higher-priced CB microphones typically have better noise-reduction capabilities than lower-priced models. If you travel often, especially in areas where you’ll encounter loud noise (such as near trucks), look for a microphone with good noise reduction.

3 Benefits Of CB Mic

1. Increased privacy and security

CB Mic offers a high level of privacy and security, as it is difficult to intercept or track CB Mic communications. This makes it ideal for use in sensitive or confidential situations.

2. Reduced distractions

CB Mic can help reduce distractions in the workplace by allowing employees to communicate with each other without having to raise their voices or leave their desks. This can be especially helpful for those who work in open-plan offices.

3. Improved team communication

CB Mic can improve team communication by allowing employees to share ideas and collaborate more easily. This can help teams to work more effectively together and achieve better results.

Final Word

Now that we’ve explored the best CB microphones, it’s time to see which one is your favorite. We think they’re all great and have their own strengths. Hopefully, this article has helped you narrow down your search! Which of these 9 cb mics do you like most? Vote in the poll below or comment with what mic you chose as a winner!

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