Audio Modules
- $80.47SKU: MIC1S
Bogen MIC1S Microphone Input Module
- Gain/Trim control
- Bass & Treble controls
- Noise gate w/Threshold & Duration
- Limiter w/Threshold control
- Limiter activity LED
$80.47Low Price Guarantee - $77.79SKU: SAX1R
Bogen SAX1R Unbalanced Stereo Input Module
- Unbalanced input module
- Gain/Trim control
- Bass & Treble controls
- Variable ducking level when muted
- Fade back from mute
$77.79Low Price Guarantee - $76.67SKU: TBL1S
Bogen TBL1S Transformer Balanced Input Module
- Transformer-isolated line-level input
- Gain/Trim control
- Bass & Treble controls
- Gating w/Threshold & Duration
- Mute send & receive
$76.67Low Price Guarantee - was $83.96 Special Price $76.25SKU: MAX1R
Bogen MAX1R Mono Auxiliary Input Module
- Gain/Trim control
- Bass & Treble controls
- Gating w/Threshold & Duration
- Mute send & receive
- Variable ducking level when muted/gated
was $83.96 Special Price $76.25Low Price Guarantee - $75.23SKU: BAL2S
Bogen BAL2S Balanced Input Module
- Stereo, high-impedance, balanced inputs
- Professional-quality, low noise performance
- Selectable gain of 0 or 18 dB
- Mutable by higher priority modules
- Variable ducking level when muted
$75.23Low Price Guarantee - $74.84SKU: SMEA-1-HP
ETS SMEA-1-HP High Power Ethernet powered I/P camera microphone interface box.
- RCA or 3.5mm audio output connector
- Microphone or line level output
- Transformer isolated audio output
- Adjustable audio output level
- Euro-style connector makes cable termination of microphone fast and clean
$74.84Low Price Guarantee - $72.53SKU: MIC2S
Bogen MIC2S Microphone Input Module
- Gain/Trim control
- High Cut/Low Cut controls
- Voice Enhancement control
- Noise gate w/Threshold control
- Limiter w/Threshold control
$72.53Low Price Guarantee - $62.73SKU: NQ-GAXMR1
Bogen NQ-GAXMR1 Nyquist Ip Paging System Distributed Audio Transformer Module, 40W
- 40-watt maximum load capacity
- 1 two-pin pluggable Phoenix style input connector
- 1 three-pin pluggable Phoenix style output connector
- 25V and 70V audio outputs (only one output can be used at a time)
- Integrated mounting flanges (4 thread forming M4 x 6mm screws included)
$62.73Low Price Guarantee - $52.25SKU: SMLA-1
ETS SMLA-1 Line Level Amplifier Signal Booster / Attenuator
- Connects to DVR's, I/P cameras and all ETS microphones, base stations, interface boxes
- Line level input and output (0db)
- ETS microphone input and output
- Adjustable Input level control (attenuation)
- Adjustable output gain control with up to x11 amplification
$52.25Low Price Guarantee - $37.07SKU: RVS-DA08
RVS Systems RVS-DA08 Audio Pickup for Mobilemule Mobile DVR Series
- Audio Pickup for Mobilemule Mobile DVR Series
- Audio Pickup allows you to easily record audio directly into your Mobile
- Used to replace a camera's audio
$37.07Low Price Guarantee - $35.28SKU: MSI-BOC5
ETS MSI-BOC5 CAT5 Breakout Box For Separate Microphones And Speakers
- CAT5 RJ45 input connector
- Connections for 70v speaker, ETS microphone and call switch input
- Euro-style connectors makes cable terminations to speaker, microphone and call switch fast and clean
- Internal 600 Ohm transformer converts unbalanced audio to balanced for transmission over CAT5 cable
- Black ABS enclosure
$35.28Low Price Guarantee - $33.15SKU: ICRESAD83C
ICC ICRESAD83C Compact Module, 8 Room Audio
- Designed to fit ICC's 14", 21", and 28" Net Media Enclosures
- Distribute high quality stereo sound to as many as 8 different locations from a single source
- Removable terminal blocks facilitate installation
- Parallel connectivity of 16 terminal blocks
- Accepts 14~22 AWG, solid or stranded wire
$33.15Low Price Guarantee - $26.97SKU: URM-1
ETS URM-1 Universal Relay Module Single Channel
- Single or multi-zone electric lock, lighting control, etc
- Use low-current outputs from burglar alarms, fire alarms, access systems, CCTV systems, to control hi-current devices
- 5 to 24vdc power input
- Polarity protected power input
- Each channel has its own low-dropout 5 Volt regulator
$26.97Low Price Guarantee - $20.28SKU: 232-BB
ETS 232-BB RS232 Break Out Board
- In-line cabling adaptor that permits tapping the Tx, Rx and com lines on standard applications of RS232 -D9 cables
- Useful for monitoring RS232 communication or sending data to other equipment
- Circuit board mounts with double backed tape
$20.28Low Price Guarantee - $1,003.94SKU: 02474-001
Axis 02474-001 TU9001 Control Board
- Modular system
- Great durability
- Professional and modern design
- Configurable LCD display
- Easy to install
$1,003.94Low Price Guarantee - $348.55SKU: LBB4540-04
Bosch LBB4540-04 Pocket Receiver for 4 Languages
- Specially-designed IC for maximum performance and a long battery life time
- Recharging electronics integrated in the chip, ensuring optimum charging performance
- 2-digit LCD display with battery and reception status indication
- Number of available channels is always the same as the number of channels in use by the system, eliminating the need to scroll through unusedchannels
$348.55Low Price Guarantee - $261.37SKU: LBB4440-00
Bosch LBB4440-00 Supervision Control Board
- Multiple speaker and line monitoring without additional cabling
- Mounted inside the power amplifier
- Controls up to 80 speaker and line supervision boards
- Open-circuit fault detection
- Compatible with 100 V and 70 V loudspeaker lines
$261.37Low Price Guarantee - $1,959.95SKU: TCIS-2
Hanwha Vision TCIS-2 Outdoor Audio Intercom
- Open Duplex at 95dB, thanks to an anechoic speaker design and rigid aluminum frame
- Active Noise Reduction (up to 30dB) and Automatic Volume Control allow you to hear, be heard and understood in high-noise environments
- Digital MEMS microphones capture a much wider spectrum of the human voice, which results in superior audio processing
- Class-D 10W amplifier with matching 10W speaker allows you to broadcast at up to 105dB
- Supports a wide set of IP Protocols (SIP, SNMP, HTTP, TFTP, Syslog)
$1,959.95Low Price Guarantee - $1,860.97$1,860.97Low Price Guarantee
- $1,676.77$1,676.77Low Price Guarantee
- $1,424.90SKU: TERRA-IO8
Penton TERRA-IO8 IP Contact Terminal Control 8 Input, Relay Output 8
- Contact In x 8 and Contact Out x 8
- Web browser interface for device management and monitor
- SNMP (Simple Network Management Protocol) for device management on IP networks
- RS232 or RS485 for 3rd party control
- PoE or 24 VDC power supply (if PoE is not available)
$1,424.90Low Price Guarantee - $958.00SKU: EPA-PG2000
ENS EPA-PG2000 Network Paging Gateway
- Network Paging Gateway
- Multicast 20
- Audio in/Audio out(RCA)
- Built in speaker
- POE(Power not included, Rack mount included)
$958.00Low Price Guarantee - $951.15SKU: DNR-4-BNC
ETS DNR-4-BNC Four Channel High Performance DSP Based Noise Reduction Module / interface removeable connectors
- Four channel high performance DSP based noise reduction module / interface removeable connectors
$951.15Low Price Guarantee - $915.92SKU: DNR-4-RCA
ETS DNR-4-RCA Four Channel High Performance DSP Based Noise Reduction Module / interface
- Four channel high performance DSP based noise reduction module / interface
$915.92Low Price Guarantee - $838.30$838.30Low Price Guarantee
- $718.00SKU: EPA-AI3000
ENS EPA-AI3000 Network Audio Interface
- Network Audio Interface
- Multicast 20
- Audio in/Audio out(RCA)
- Max 30W*2 Analog speaker when Power by DC 24V
- Built in speaker
$718.00Low Price Guarantee - $639.00SKU: SPA-D1000-KEX
Hanwha Vision SPA-D1000-KEX IP Audio Module
- Scheduler
- Background Music (BGM)
- Text To Speech (TTS)
- 10W / 8 Ohm Analog Speaker Output
- 1GB Internal Storage, Single Micro SD slot (Up to 32GB)
$639.00Low Price Guarantee - $584.21SKU: 500799
MuxLab 500799 Digital Signature MXT
- Supports up to 4K @ 60Hz (4:4:4) video streams
- Supports playlists and yearly scheduler to operate autonomously
- Supports multi-format video, image and audio files
- Supports HTML5, Widgets and RSS feeds with DigiSign Plus CMS
- Supports multi-view layouts, including dual 4K/60 windows
$584.21Low Price Guarantee - $527.71SKU: 500789-V2
MuxLab 500789-V2 Digital Signage MXW
- Supports up to 4K@60Hz (4:4:4) video streams
- Decodes H.264/265 video streams over the Internet and local network
- Multi-format video, image and audio files
- Plays slides & playlists on a flexible, intuitive yearly scheduler
- 4 x USB 3.0, 2 x USB 2.0
$527.71Low Price Guarantee - $456.53SKU: URG16-16-160
Bogen URG16-16-160 16 In 16 Out Logic Expander, RS485 Use with IDA8 System Only
- 16 In 16 Out Logic Expander, RS485 Use with IDA8 System Only
$456.53Low Price Guarantee - $427.14SKU: 500439
MuxLab 500439 HDMI Audio Extractor with Dolby & DTS Downmixer
- HDMI In with HDMI Loop Out
- Supports HDMI 2.0 4K/60 (4:4:4)
- HDCP 1.4 and 2.2 Compliant
- Supports down-mixing of digital audio up to Dolby TrueHD and DTS-HD Master Audio to 2CH analog audio
- Extracted 2CH audio available via L/R RCA jacks
$427.14Low Price Guarantee - $351.36SKU: DNR-4E
ETS DNR-4E Four Channel Economy DSP Based Noise Reduction Module / interface
- Four Channel High Performance
- DSP Based Noise Reduction Module / interface
$351.36Low Price Guarantee - $284.76SKU: 500799-1080P
MuxLab 500799-1080P Digital Signage MXC
- Supports up to 1080p at 60Hz video streams
- Decodes H.264/265 video streams over the Internet and local network
- Multi-format video, image and audio files
- Plays slides & playlists on a flexible, intuitive yearly scheduler
- 1 x USB 3.0, 2 x USB 2.0
$284.76Low Price Guarantee - $278.36SKU: MB-AMI
Bosch MB-AMI Audio Module Interface
- Audio Module Interface
- Controls 2 EVX-25E/50E/100E Expander Modules in Distributed Panels
$278.36Low Price Guarantee - $258.92SKU: DNR-1
ETS DNR-1 Digital Background Noise Reducer
- Standard RCA or 3.5mm jacks for connection to DVRs etc
- Adjustable input and output ″line Level″ level controls
- ETS microphone or RCA line level input
- ETS base station or RCA line level outputs
- Euro-style connectors makes cable terminations fast and clean
$258.92Low Price Guarantee - $256.66SKU: PPM-Keypad-G2
Bogen PPM-Keypad-G2 8 Zone Expansion Keypad Unit for PPM-Series Microphone Paging Stations
- 8 Zone Expansion Keypad Unit for PPM-Series Microphone Paging Stations
$256.66Low Price Guarantee - $238.00SKU: CMP1R
Bogen CMP1R Compressor/Limiter
- Compressor ratio control
- Threshold control
- Make-up gain control
- Bypass switch
- Unbalanced input with low priority
$238.00Low Price Guarantee - $204.85SKU: LE-831
Louroe Electronics LE-831 Digital Mute Switch
- Mute Switch is an accessory for all Louroe Digifact Audio Monitoring/Audio surveillance Systems when microphone muting is required remotely from any Digifact hardware with a microphone
- MS-D1 contains a built-in rocker switch with a Green L.E.D. mounted to a single gang stainless steel face plate
- It is easy to setup in any environment using 2 pairs of Cat5e or Cat6 cabling
- MS-D1 is used to mute or disable the audio feed to any Digifact E hardware
- It disables the audio stream from processing audio in the Digifact hardware, which prevents the operator from listening in to the microphone
$204.85Low Price Guarantee - $150.22SKU: LE-333
Louroe Electronics LE-333 Mic Level Mute Switch
- Mic Level Audio Mute Switch that is used for 3rd party Audio Surveillance and monitoring systems, when microphone audio muting is required
- Built-in rocker switch mounted to a single gang stainless steel face plate
- Mute/disable the audio feed to 3rd party recording devices such as CCTV camera's that accept external microphone audio
- It prevents the operator from listening in to the microphone when it is not required
- Fits into a single in-wall gang back box (not included) or surface mount gang box for mounting to a wall or any flat surface
$150.22Low Price Guarantee - $131.68SKU: SA1-MPEA
ETS SA1-MPEA Ethernet Powered I/P PoE Camera/10 Watt Speaker Interface Box
- Ethernet Powered I/P PoE Camera/10 Watt Speaker Interface Box
$131.68Low Price Guarantee - $130.00SKU: DNR-1E
ETS DNR-1E Economy DSP Based Noise Reduction Module / interface
- DSP Based Noise Reduction Module / interface
$130.00Low Price Guarantee - $125.84SKU: HSCI-1-EA
ETS HSCI-1-EA PoE Powered IP Camera Handset/Telephone Interface Box
- PoE powered IP camera handset/telephone interface box
$125.84Low Price Guarantee - $113.69SKU: PMI-1U
ETS PMI-1U USB Microphone PC Interface for ETS PM1 Series Microphones
- Ultra low noise microphone pre-amplifier
- Microphone pre-amp gain range and volume control
- Input impedance 1K Ohms
- XLR and terminal block microphone input
- Input: RFI and transient protected
$113.69Low Price Guarantee - $103.32SKU: ULC-8
ETS ULC-8 Universal Level Converter
- Convert higher DC voltage levels to lower DC voltages
- Convert lower voltage levels to higher voltages
- Convert dry contact or open collector inputs to voltage outputs
- 5 to 24vdc power input
- 4.7K Ohm input impedance
$103.32Low Price Guarantee - $90.37SKU: SMEQ-1
ETS SMEQ-1 Seven band audio equalizer / microphone interface
- Connect any ETS SM1 series microphone directly to the SMEQ-1
- Includes RCA (or specify 3.5mm) patch cable and 12Vdc AC adaptor
- 7 frequency band controls: 60hz, 150hz, 400hz, 1Khz, 2.5Khz, 6Khz, 15Khz
- +/- 12db gain / cut for each frequency band
- Line level RCA input / output jacks and 3 terminal connectors for connections to ETS microphones, base stations or IP cameras
$90.37Low Price Guarantee - $87.13SKU: MLI-1U
ETS MLI-1U USB Microphone PC Interface for ETS ML1 Series Microphones
- Microphone volume control
- 3.5mm microphone input
- Input: RFI and transient protected
- Adjustable low cut filter in 2 ranges: 20-150hz or 200-1.5Khz
- Mute switch with indicator
$87.13Low Price Guarantee - $83.39SKU: SLLC1
Linear SLLC1 Speaker Level-Line Level Converter
- Converts speaker level output to line level
- Use with amp outputs of MRC44/MRAUDIO44 for use with auxiliary amplifier
$83.39Low Price Guarantee - $80.92SKU: VNF-4
ETS VNF-4 Four Channel Voice Band Notch Filter Interface
- RCA or 3.5mm output connectors
- Line level outputs (0db)
- Provides X2 gain at 1.7Khz and 10db / Octave attenuation above and below center frequency
- Adjustable output level control for each channel
- Euro-style connectors makes cable terminations fast and clean
$80.92Low Price Guarantee - $78.71SKU: URM-4
ETS URM-4 Universal Relay Module Four Channels
- Single or multi-zone electric lock, lighting control, etc
- Use low-current outputs from burglar alarms, fire alarms, access systems, CCTV systems, to control hi-current devices
- 5 to 24vdc power input
- Accepts these trigger types: Open collector or open drain Dry contact NC or NO. TTL or CMOS levels. Any voltage from 3.3Vdc to 24Vdc
- Polarity protected power input
$78.71Low Price Guarantee - $76.00SKU: TR-1A
Kramer TR-1A Balanced Mono Audio Isolation Transformer
- S/N Ratio-83dB @+4dBu, 1kHz.
- External Input & Output Ground Terminals
- Grounding Options - DIP-switch selectable
- Passive - No power required
- Grounding Options via Dip-switches
$76.00Low Price Guarantee
Audio Modules Frequently Asked Questions
What are audio modules in surveillance systems?
Audio modules are devices that capture and transmit sound within surveillance systems. They enhance security by allowing monitoring of audio in addition to video, providing a fuller picture of events. These modules can be integrated with cameras or standalone devices, enabling two-way communication or audio recording for evidence collection.
How do I choose the right audio module for my home?
Choosing the right audio module involves considering factors such as compatibility with existing surveillance systems, audio quality, and features like noise cancellation or two-way communication. Evaluate the specific areas you want to monitor and the type of audio functionality you need, as well as any environmental factors that may affect performance.
Can audio modules work with existing surveillance cameras?
Yes, many audio modules are designed to integrate seamlessly with existing surveillance cameras. Compatibility is key, so check the specifications of both the camera and the audio module. Some systems may require additional configuration or software updates to ensure proper functionality between the devices.
Are audio modules affected by weather conditions?
Audio modules can be affected by weather conditions, especially if they are not specifically designed for outdoor use. It’s important to select weatherproof or waterproof models for outdoor installations to ensure durability and consistent performance. Indoor modules may not have the same weather resistance, so placement and environmental factors should be considered.
What is the range of audio modules in surveillance systems?
The range of audio modules can vary significantly based on the model and environment. Many audio modules have a range of 20 to 50 feet, but this can be affected by obstacles such as walls or other structures. For larger areas, consider models with extended range capabilities or additional microphones to ensure comprehensive audio coverage.


















































