PRODUCTS & APPLICATIONS-「声纹及声学检测分析系统提供商」- JUNLIN TECHNOLOGY

PRODUCTS

Junlin Techonogy has three main products: Acoustic Hardware & Sensor, Voiceprint Software, and Acoustic Detection & Analysis System.

Acoustic Hardwares & Sensors Voiceprint Softwares Smart Acoustic Detection & Analysis System

Junlin's self-developed professional intelligent acoustic hardwares and sensors are specifically designed according to different application scenarios, to adapt the needs of users in different environment.

Type M3-1 Monitoring System Microphone

Single MEMS microphone with coupled cavity;

The coupled cavity directly touches the detected devices by the use of the stethoscope effect;

Effectively reduce the noise influence of other mechanical equipments;

Be able to adapt to the environment of high temperature, high humidity and high grease.

Transmission Mode: Wired Connection

Performance Index

Sensitivity：-40dB@1kHz，0dB=1V/Pa | SNR: >+65dB

Frequency Response: 20Hz~20kHz | Maximum Output: ±1V

Working Temperature & Humidity: -40°C~+85°C、0%~95%RH |

Protection Class: IP67

Type M3-2 Monitoring System Microphone

Based on the Bone Conduction Technology;

Capture the solid sound directly;

Be able to naturally filter out the ambient noise, and ensure the definition of the signal;

Totally-enclosed mechanism ensures the good performance in the harsh natural environment.

Transmission Mode: Wired Connection

Performance Index

Sensitivity：-36dB@1kHz，0dB=1V/Pa | SNR: >+68dB

Frequency Response: 20Hz~10kHz | Maximum Output: ±1V

Working Temperature & Humidity: -40°C~+85°C、0%~95%RH |

Protection Class: IP67

Type M4 Directional Microphone

Special design of tone and multi-sound head array;

Optimize the directivity to super directivity;

Protection class of IP55, could prevent the microphone from wind, rain, snow and sand;

ICP power supply, ensures the product commonality.

Transmission Mode: Wired Connection

Performance Index

Sensitivity：-37dB@1kHz，0dB=1V/Pa | SNR: >+70dB

Frequency Response: 20Hz~20kHz | Maximum Output: ±1.5V

Working Temperature & Humidity: -40°C~+80°C、0%~95%RH |

Protection Class: IP55

Type M5 Omni-directional Microphone

Has optimized the frequency response for the angles of 0 & 90 degrees;

Capture the sound from various directions of the environment indistinguishably;

Optimized the frequency response of the pickup part, keeps the frequency response of the sensor in a relatively steady status.

Transmission Mode: Wired Connection

Performance Index

Sensitivity：-35dB@1kHz，0dB=1V/Pa | SNR: >+68dB

Frequency Response: 20Hz~20kHz | Maximum Output: ±1V

Working Temperature & Humidity: -40°C~+85°C、0%~95%RH

Two-channel Acquisition Card

Flexible network mode;

Be able to adapt different site environment;

Ensured the effective transmission of the signal.

Transmission Mode: Wired Connection / 4G / WIFI

Performance Index

interface standard: ICP / Voltage Source

Sampling Rate: 16kHz

Sampling accuracy: 16bit