Multi functional Stereo Listening System
Pick up sound through building walls, ceilings, floors, etc
A stereo listening system is an invaluable tool for law enforcement investigations, offering precise and high-quality audio monitoring capabilities. These systems, designed for covert audio surveillance, enable officers to capture clear sound in various environments, crucial for gathering evidence. Modern law enforcement audio equipment includes high-sensitivity listening devices that can detect and amplify faint sounds, making them ideal for surveillance operations. Whether used in undercover operations or stationary surveillance, a stereo listening system for investigations provides unparalleled audio clarity. These systems are equipped with advanced features to ensure reliability and effectiveness in the field. From affordable surveillance listening devices to professional audio monitoring equipment, law enforcement agencies have a range of options to suit their specific needs. Understanding how to set up and optimize these systems can enhance their effectiveness in critical situations. Explore our reviews and guides to find the best stereo listening system for law enforcement applications.
Multi functional stereo audio system can receive and record analog sound signals (human voice, footsteps, other sounds). Due to the adoption of reflective low-noise DSP processing and amplification equipment, the signal is picked up by the left and right independent stereo sensors in the front end, and output after demodulation by the control processing unit in the back end, so the machine can detect very small sounds.
Multi Functional Stereo Audio System
This Multi functional stereo audio system can pick up sound through building walls, ceilings, floors, etc. An external sensor is connected to an audio amplifier that provides tactile volume control on the left and right channels, as well as external USB flash drive recording. It is the leader of the same kind of products by providing accurate, sensitive and high-definition listening effect and recording year and time. It can be heard through buildings such as walls, roofs and floors, as in places where hostages are being held.
It can not only be used as the special forces rapid monitoring equipment, but also the military police forces, criminal investigation, technical investigation departments of the investigation and anti-reconnaissance of the necessary products.
Audio surveillance devices play a crucial role in enabling law enforcement agencies to record conversations effectively for investigative purposes. Among these tools, voice recorders are fundamental for gathering evidence in various scenarios, from field operations to undercover investigations. Audio recording devices come in different forms, ranging from small, discrete recorders to sophisticated surveillance systems, ensuring high-quality audio capture for detailed analysis.
Voice activated recorders offer an innovative approach by starting recording only when they detect sound, allowing law enforcement officers to focus on other tasks. This technology is especially useful for conversation eavesdropping, as it ensures that crucial information is captured without wasting storage space on silence.
These advanced audio surveillance devices enable investigators to perform their work with precision, accuracy, and efficiency. The strategic use of these tools makes them invaluable for gathering evidence that withstands scrutiny, ultimately aiding in legal processes.
- Built-in powerful DSP sound algorithm processing, to ensure the best monitoring sound quality.
- Customized professional partition audio sensor, shock sensor transmission vibration through very low noise amplifier +DSP processing, even very weak sound signal can also be heard.
- With professional audio sensors, channel 1 or channel 2, or both listening.
- After DSP processing output, two channels can be simultaneously recorded.
- Monitoring mode: wired headset, wireless Bluetooth headset, recording.
- Professional and personalized touch + vibration operation.
Display size | HD IPS 2.0 inch TFT display color screen |
Audio input probe interface | X2 |
Audio output 3.5 interface | (stereo) headphone output ≥16Ω |
U disk interface | recording file storage |
Monitoring frequency | 50HZ~16KHZ |
SNR | ≤90dB |
THD+N | ≤1% |
Appearance color/product material | mica ash + aluminum alloy |
Size (length * width * height) | 166mm*46mm*21.6mm |
Product weight | ≤220g |
Working time | ≥3 hours |
With replaceable rechargeable batteries | 6 7 1.2V 950MA alkaline batteries. |
Working temperature | -20℃~60℃ |
Charging time | ≤3 hours |