Leave Your Message

Shenzhen Sonun Technology Co., Ltd.

 Our in-house design and R&D teams are the driving force behind our success.  They are not just trend followers but trend setters.  By staying ahead of the curve, we offer our clients more than just products;  we offer a competitive edge.  Our designs are not only aesthetically pleasing but also ergonomically sound and technologically advanced.  We understand that sound quality is paramount, and our R&D efforts are focused on delivering the best audio experience possible.

Plug and Pull Force Life Tester

The plug test is an important part of testing the durability of Bluetooth earphones, mainly focusing on the earphone's plug - in interfaces.
Plug and Pull Force Life Tester

Functions

Simulate the repeated plug - in and unplug - in actions in daily use, accurately measure the force required for each plug - in and unplug - in operation, and record the wear and tear of the interfaces after multiple plug - ins and unplug - ins.

Applications

☑ Simulate the repeated plug - in and unplug - in actions in daily use, accurately measure the force required for each plug - in and unplug - in operation, and record the wear and tear of the interfaces after multiple plug - ins and unplug - ins.

Quality Assurance

☑ Simulate the repeated plug - in and unplug - in actions in daily use, accurately measure the force required for each plug - in and unplug - in operation, and record the wear and tear of the interfaces after multiple plug - ins and unplug - ins.

Battery Comprehensive Tester

The Battery Comprehensive Tester is a key device for testing the battery performance of Bluetooth earphones, focusing on detecting various battery indicators.
Battery comprehensive tester

Functions

It can accurately measure the battery capacity to understand the battery's power storage capacity, test the battery's charging and discharging speed to judge its performance in different scenarios, and monitor the battery voltage to ensure it is within the normal working range.

Applications

Assist manufacturers in controlling the quality of Bluetooth earphone batteries, discover problems such as insufficient battery capacity, slow charging, and abnormal voltage, and prevent defective products from entering the market.

Quality Assurance

The earphone batteries that have passed the strict testing of the Battery Comprehensive Tester can ensure that the battery life is stable and the charging is normal during the user's use, improving the overall reliability of the product.

Electroacoustic Device Tester

The Electroacoustic Device Tester is an important device for ensuring the sound quality of Bluetooth earphones, mainly focusing on the detection of the earphone's electroacoustic components.
Electroacoustic device tester

Functions

Measure the volume of the earphones to ensure it meets the standards, detect the frequency response to judge the earphone's ability to reproduce different frequency sounds, and check the distortion rate to ensure clear and noise - free sound.

Applications

Help manufacturers optimize the sound quality of earphones, identify problems such as abnormal volume, sound distortion, and poor frequency response, and improve the audio quality of products.

Quality Assurance

Bluetooth earphones that have passed the strict testing of the Electroacoustic Device Tester can provide users with a clear and pure sound quality experience, ensuring that the product reaches a high level in audio performance.

Power Aging Test Cabinet

The Power Aging Test Cabinet is crucial for testing Bluetooth earphones, focusing on their power - related parts.
Power aging cabinet

Functions

It can adjust power voltage and current, simulating real - life power changes. Also, it can run earphones continuously to check long - term performance.

Applications

Manufacturers use it to find power - related issues like charging problems under unstable voltage or long - term operation failures.

Quality Assurance

This cabinet ensures Bluetooth earphones can handle different power conditions and work well long - term, giving users confidence in normal use.

Tensile Tester

The Tensile Tester is used in the testing of Bluetooth earphones to detect the strength of earphone components, mainly focusing on the connection parts of the earphones, such as the connection between the earphone cable and the earphone body.
Tensile testing machine

Functions

It can accurately measure the bearing capacity of components when subjected to tensile force. By gradually increasing the tensile force, it records the tensile force value when the components break or are damaged, so as to judge the strength of the components.

Applications

Help manufacturers understand the firmness of each part of the earphones, identify parts that may have problems during daily pulling, and improve the design or production process in advance.

Quality Assurance

Earphones that have passed the strict testing of the Tensile Tester can ensure that the earphone components will not be damaged due to slight pulling during normal use by users, improving the durability of the product and the user's sense of security.

Salt Spray Tester Introduction

The Salt Spray Tester is used to simulate the use of Bluetooth earphones in a humid and salty environment and detect the corrosion resistance of the earphones.
Salt spray tester

Functions

Generate a salt - spray environment in a closed space, let the earphones be eroded by salt - spray for a certain period of time, and then check the corrosion of the earphone surface and internal components.

Applications

Help manufacturers evaluate the reliability of earphones in special environments such as the seaside and humid areas, identify parts that are easily corroded, and take protective measures, such as improving the shell material or adding a protective coating.

Quality Assurance

Earphones that pass the test of the Salt Spray Tester can resist the erosion of a humid and salty environment to a certain extent, extend the service life of the product, and ensure that users can use them normally in special environments.

Speaker Microphone Auto - Polarity Tester Introduction

The Speaker Microphone Auto - Polarity Tester is mainly used to detect whether the polarities of the speaker and microphone in Bluetooth earphones are correct.
Speaker Microphone Auto - Polarity Tester Introduction

Functions

Quickly and accurately judge the positive and negative polarities of the speaker and microphone. Through specific circuits and detection programs, it gives the polarity detection results in a short time.

Applications

Help manufacturers promptly discover polarity - error problems during the production process, avoid problems such as abnormal sound, inability to make normal calls or playbacks due to incorrect polarities, and improve the product qualification rate.

Quality Assurance

Earphones that have been tested by this tester can ensure that the polarities of the speaker and microphone are correct, and the sound output and input are normal, providing users with a good audio experience.

1 - to - 4 Bluetooth Tester

The 1- to - 4 Bluetooth Tester is used to test the Bluetooth connection performance of multiple Bluetooth earphones simultaneously, and can connect four earphones for testing at the same time.
Bluetooth Tester

Functions

Test the pairing speed, connection stability, and signal strength of Bluetooth earphones, and simulate the Bluetooth connection situations under different distances and interference environments.

Applications

Help manufacturers improve testing efficiency, quickly identify problems in the Bluetooth connection of earphones, such as connection failures and signal interruptions, and optimize the Bluetooth performance of products.

Quality Assurance

Earphones that have passed the strict testing of the One - to - Four Bluetooth Tester can ensure stable and fast Bluetooth connection with devices in various common environments, improving the convenience of user use.

Vibration Testing Machine Introduction

The Vibration Testing Machine is used to simulate the vibration situations that Bluetooth earphones may be subjected to in daily use and detect the structural stability of the earphones.
Vibration testing machine

Functions

By setting different vibration frequencies and amplitudes, the earphones are made to work continuously in the simulated vibration environment, and it is observed whether there are problems such as component loosening, falling off, or abnormal functions.

Applications

Help manufacturers discover the deficiencies in the structural design and assembly process of earphones, solve in advance the product damage problems that may be caused by vibration, and improve product quality.

Quality Assurance

Earphones that pass the test of the Vibration Testing Machine can maintain structural stability and normal functions in the vibration environment of normal use, reduce failures caused by vibration, and extend the service life of the product.

Noise Canceling Tester

The Noise - Canceling Tester for Bluetooth Earphones is a key device for testing the noise - canceling performance of Bluetooth earphones, mainly measuring their noise - canceling ability in different environments.
Noise canceling tester

Functions

Simulate various noisy environments, such as traffic noise and human voices. Collect environmental noise and remaining noise after noise - canceling through high - precision microphones, calculate the noise - canceling amount, and detect the noise - canceling performance in different frequency bands.

Applications

Assist manufacturers in optimizing the noise - canceling algorithms and hardware designs of earphones. Based on test data, identify noise - canceling weaknesses, such as poor performance at specific frequencies, and then improve products.

Quality Assurance

Earphones that pass the strict testing of this tester can provide users with an effective noise - canceling experience. Whether on a noisy commute or in a bustling public place, users can enjoy a quiet audio environment, improving practicality and satisfaction.

Table of Contents >

  • 1. Plug and Pull Force Life Tester
  • 2. Battery Comprehensive Tester
  • 3. Electroacoustic Device Tester
  • 4. Power Aging Test Cabinet
  • 5. Tensile Tester
  • 6. Salt Spray Tester
  • 7. Speaker Microphone Auto - Polarity Tester 
  • 8. 1 - to - 4 Bluetooth Tester
  • 9. Vibration Testing Machine 
  • 10. Noise Canceling Tester 

contactcontact us

If any of our products interest you after reviewing our catalog,
please feel free to contact us. Send us an email or reach out for
a consultation, and we'll respond as soon as possible.
Contact Us
View Product