12 Surveillance Microphones for Adding Audio to Your Security Setup

Pairing a surveillance microphone with your camera system is one of the smartest upgrades you can make, and it’s something plenty of homeowners skip. There’s an old joke that surveillance is unnecessary where neighbors and family already keep watch, but in reality, most of us want hard evidence rather than hearsay.

Surveillance has become a genuine necessity, and once you’re already running cameras, adding audio is an easy win. Traditional CCTV setups capture video only, and that leaves a huge chunk of the story unrecorded.

A good surveillance mic brings voice activity detection and real audio coverage to situations where it actually matters: homes, banks, malls, prisons, commercial buildings, and any other space where context can change how you interpret an event. That makes handling problems and dangers a lot easier after the fact.

Below you’ll find details and reviews on a range of great options, so take a few minutes with each one and decide which fits your needs best.

Quick Comparison Chart

1. Amcrest Hi-Fi Surveillance Microphone — Best Overall

Amcrest built this mic to work with any device that has an RCA connection, including IP cameras, DVRs, and TV sets, which covers a huge share of existing surveillance systems. It also comes with a serious protection suite baked in: lightning protection, electrostatic protection, and power polarity transportation protection, so the mic stays safe across a range of conditions.

Volume is fully adjustable, so you can dial the sensitivity in without it getting overbearing. Amcrest also includes three screws and wall anchors in the box, which makes mounting and installation painless.

The mic itself is a lightweight omnidirectional microphone weighing just 1.69 ounces, and it looks sharp in its white finish. Amcrest offers this surveillance mic in different sizes at affordable prices, so you can pick one that matches the space you’re wiring up.

Another reason to trust the brand: Amcrest backs its products with lifetime support direct from the company, which is rare in this category and useful if you run into any compatibility quirks down the line.

2. SaferCCTV Audio Surveillance Mic 4-Pack — Runner Up

If you’re on a budget and still want a reliable product, the SaferCCTV Audio Surveillance 4-Pack is worth a close look. It delivers a genuinely useful sound monitor kit at a price that’s hard to find elsewhere, and the four-pack means you can cover multiple rooms or exterior zones without buying separate units.

Compatibility covers surveillance TVs and security protection systems generally. The box includes both RCA and DC female head cables plus a dedicated circuit, which lets the mic fit cleanly into a variety of monitoring environments.

Sensitivity is high enough to pick up subtle sounds while cutting background noise out of the signal. Power consumption is low and the wide operating voltage range makes the unit flexible when it comes to power supplies.

The shell uses safe plastic, and SaferCCTV includes high-quality wiring in the package. The compact design looks clean and stays out of the way whether you’re wall-mounting, embedding in a desk, or tucking it behind a panel for concealed installation.

3. USA Sales Group Surveillance Microphone — Best Value

Need a mic you can mount outdoors? This one from USA Sales Group is built for exactly that use case.

Unlike the Amcrest model, which is recommended for indoor installation, USA Sales Group confirms this mic can be installed outside without worry.

It connects to both professional and residential surveillance gear without any special adapters. Sensitivity is high enough to detect and record even faint audible disturbances, which is exactly what you want for a perimeter mic.

You also get a sensitivity control on the mic itself, which lets you dial things in for your specific environment and camera setup. That flexibility makes it a strong fit for both home and commercial security systems.

USA Sales Group positions this mic for systems that combine video and audio monitoring, and it delivers clean, buzz-free audio across extended runs. The manufacturer rates it for more than 5,000 hours of continuous service, so durability isn’t an issue.

The mic handles audio cables up to 500 feet long without quality loss, which is a meaningful advantage if you need to run wiring from a remote camera position back to a central DVR.

4. TONTON Highly Sensitive Waterproof — Top Pick

Very few surveillance mic makers ship a full kit this well-equipped, which is one of the reasons the TONTON stands out. The audio pickup set is ready to record sound anywhere you’ve got a surveillance camera, whether you’re mounting it inside or out.

The box includes the microphone itself, a 60-foot power/RCA extension cable, and a US power adapter, so you’re not scrambling for extra gear to get started. It uses a standard RCA audio input jack, which covers the bulk of existing surveillance systems.

This is a high-fidelity mic that picks up the faintest sounds from up to 30 feet away, which is impressive coverage for a unit this size. Camera compatibility is broad too, supporting 960H, 720P, 1080P, 3.0 MP, 4.0 MP, 5.0 MP, and 8.0 MP units across analog, CVI, AHD, and TVI formats.

Installation is quick and straightforward. The small form factor also lets you install the mic discreetly, so visitors won’t notice it right away.

If you need something even harder to spot, our hidden microphone guide has some wild options.

5. TANGXI Hi-Fi Audio Pickup Surveillance — Top Pick

This TANGXI surveillance mic is a must-buy for those who seek a clear voice, low noise, and high fidelity.

TANGXI made this microphone white-colored and bowl-shaped, making it very attractive.

This microphone comes with a high-sensitivity sound monitor so that it may be applied to a variety of areas such as banks, examination halls, shopping malls, prisons, and various commercial organizations.

TANGXI asserts that this microphone is safe to use with its built-in reverse power protection circuit, low power expense, and wide voltage range.

TANGXI designed this product for recording within a regular and normal range, this surveillance mic covers up to 100 square meters.

So, this microphone is a perfect instrument for a clear recording of the indoor bustling and indoor environment.

This is a great sound monitor pickup instrument for CCTV, IP cameras, DVR, or NVR.

You won’t regret buying this superb product at such a lower budget.

6. YOSOO HEALTH GEAR CCTV Pick Up — Worth Considering

Yosoo Health Gear’s surveillance microphone is probably the most fascinating of all.

It comes in a bright white color that makes this product appear classy.

This sound monitor is excellent for all the RCA connecting security systems.

This mic comes with a lofty sensitivity sound monitor that never fails to give a crisp clear voice.

The casing of this product is made of plastic, making it lighter than other similar products available on the market.

The frequency range and frequency response is worth praising in this microphone.

The widest sound detecting and recording range of this product can be up to 100 square meters.

Yosoo assures its customers that this microphone will always provide its users with good service and aid.

Yosoo also claims that users will get 100% satisfaction using this product and if you face any difficulty, the brand will contact you within 24 hours and will remove the complications in no time.

7. SUNBA outdoor Surveillance Microphone — Worth Considering

If you want to enjoy the chirps of the birds and hear other wildlife outside, SUNBA’s outdoor microphone is right up there for you available on the market.

This package comes with one microphone, a user guide, 1 to 2 Y-shaped DC power splitter cable, and a warning decal.

SUNBA’s outdoor CCTV microphone is made of aluminum and is compatible with IP cameras.

This surveillance mic covers the range up to 540 square feet which is quite huge

It also provides 18 inches long cable that is sufficient for use.

This surveillance tool works fairly well in any temperature ranging from -40 ° C to 85° C.

The durability of this product has been tested throughout all the seasons so that you don’t have to worry about it.

Being small in size and light in weight, this microphone can be mounted anywhere, outside or inside.

This product is perfect for outdoor installation without making its appearance distinct.

8. VideoSecu Highly Sensitive Surveillance — Worth Considering

Go grab this excellent surveillance mic of VideoSecu as soon as possible because you will not get any comparable product at this price.

If you want to collect audio evidence as well as video evidence, you have to go for a highly sensitive audio pickup microphone and VideoSecu will not disappoint you there.

This high-fidelity microphone is friendly with devices that accept AV input, such as TVs, VCRs, DVRs.

This super microphone expects very low current consumption.

The sound monitoring range of this mic is from 60 square feet to 1600 square feet.

Best of all, VideoSecu provides its customers with free warning stickers.

This mic also comes with a free warning decal.

If you are looking for a smart-looking and yet simple and compact design, VideoSecu’s microphone is just perfect for you.

VideoSecu also promises you high-quality sound recording without any unwanted noise.

9. CCTV Camera Pros Audio Surveillance Mic — Worth Considering

If your pocket permits and you’re willing to pay a little more, then you may not find any other similar surveillance mic better than this one offered by Urban Security Group.

This microphone is designed specifically for IP cameras and it comes with a PoE kit and a 300 feet pure copper cable.

You should surely go for this product if you want to power both the camera & microphone using one network cable.

This is a tried and tested microphone, ready to be used in any weather and temperature.

The best thing is that the Urban Security Group provides you with a 3-year warranty card.

The Urban Security Group also claims that they test every product before shipping to make sure that you always get the flawless item.

There is no doubt that this is an all-in-one surveillance mic just waiting for you to grab it.

10. Night Owl Security Surveillance — Worth Considering

You may have thought about getting a black and gorgeous surveillance mic for your work.

The microphone the Night Owl security group provides you is beyond your imagination.

With its high-quality sound monitor system, this microphone is specially designed for your indoor oversight.

Night Owl security group provides you with one indoor microphone, one power adapter, one 100 feet power/audio cable that can help you with extension, and one Velcro strap.

With this plenty of power cable, you are now able to extend your microphone a long away from your DVR.

As this microphone is best for indoor use, it can capture and detect sound up to 30 feet away.

It also runs smoothly with all analog and AHD DVR Systems.

You won’t get such a smart and gorgeous surveillance mic again at this price.

11. Microseven M7WP-MIC Waterproof Outdoor — Worth Considering

If you are looking for a surveillance mic that stands out in the market, then you must get the Microseven M7WP-MIC microphone.

Most of the microphones are made for indoor use purposes but if you are buying this product, you are all set to use this microphone both for outdoors and indoors occasions.

This microphone is specially made for M7B77-POE, M7B57-WPS, M7B77-W, M7D77-POE, or any IP security camera and PTZ IP camera with an audio interface.

If you don’t like either black or white, then go for this superb-looking silver-colored microphone.

This omnidirectional microphone can cover a wide distance ranging from 108 square feet to 375 square feet.

This microphone also has a melded professional built-in preamplifier circuit.

This Microseven’s surveillance mic head has built-in lightning safety and power supply polarity reversal protection, giving you the best of protection.

Microseven’s microphone also lets you back up your videos of the last 24 hours in the cloud video recorder for free!

12. Hmlygo CCTV Microphone Pickup — Worth Considering

For what it costs, the Hmlygo CCTV Microphone Pickup is a solid little indoor surveillance mic.

The omnidirectional condenser capsule grabs sound from every direction, so you don’t need to fuss over where it’s pointed. Just mount it and the whole room is covered.

It runs AGC noise reduction and DSP dynamics processing internally, which keeps voices clear and intelligible even when there’s background noise — not always a given with budget surveillance mics.

Design-wise, the dome shape looks clean and blends right in with security camera gear. Doesn’t scream “microphone,” which is usually what you want in a surveillance setup.

The double-layer metal lacquered mesh cover feels tougher than expected and handles a wide temperature range (-10°C to 50°C).

Coverage is anywhere from 10 to 100 meters depending on where you mount it, and the power draw is low enough that running it 24/7 won’t make a dent in your electric bill. Good pick for offices, banks, hospitals, campus security — basically any indoor space where you need reliable audio monitoring without spending a fortune on it.

Frequently Asked Questions

How do I connect a surveillance microphone to my security camera?

Most surveillance mics connect via RCA audio cable to your camera’s DVR or NVR audio input port. Simply run the mic’s cable to the recording device, plug it in, and enable audio recording in your DVR settings.

Some newer IP cameras accept audio directly through a 3.5mm jack.

Can surveillance microphones record audio in large rooms?

Yes, high-sensitivity models can pick up audio in rooms up to 500 square feet or more, depending on the mic and ambient noise levels. For very large areas, consider using multiple mics placed strategically throughout the space to ensure complete audio coverage.

Do I need to tell people they are being recorded by a surveillance microphone?

Audio recording laws vary by state and country. Many jurisdictions require at least one-party consent, and some require all parties to be informed.

It is your responsibility to check your local laws and post visible signage if required before recording audio on your property.

Final Thoughts

There’s no shortage of surveillance camera options on the market, and the picks above represent the twelve best surveillance microphones to pair with them. Whichever budget or feature set you’re working with, there’s a model on this list that fits.

Before you pull the trigger, double-check that your chosen mic matches your specific camera system and recording setup, since nothing’s worse than ordering gear you can’t actually use. Hopefully this breakdown helps you find the right one on the first try.