DG-M3 Call Earphones
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DG-M3 Call Earphones

Support simultaneous multi-person speaking in one-to-many/many-to-many scenarios. Dual-channel communication mode with support for mic grabbing, long transmission distance and low latency, stable signal without frequency crosstalk.

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Product Introduction

Simultaneous Communication

The headset supports multi-person speaking for one-to-many or many-to-many classes.Dual-channel mode keeps communication smooth and natural.Students and teachers interact freely without limits.It enhances efficiency in both classroom and online discussions.

Reliable Performance

The headset delivers clear sound even at long distances.Low-latency design ensures real-time voice response.Stable signals keep communication smooth and steady.Every word reaches the listener without delay or interference.

Designed for Learning

Soft materials provide gentle comfort for long use.Volume limiting protects young ears from excessive sound.Noise isolation helps children stay focused.The headset makes learning safe, clear, and enjoyable anywhere.

Specification

Product Name DG-M3-M Call Earphones
Product Model DG-M3-M
Mode Duplex communication
Transmission Distance 100m
Wireless parameter 2.4G
Transmission delay 20ms
Receiver sensitivity <-90dBm
RF output power 20dBm
Power supply Type-C 5V
Battery capacity 500mAh
Talking Duration 10h
Charging time 2.5h
System distortion <1%
Mic size Dual Ф4*1.5mm
Maximum input Sound Pressure Level (SPL) 110dB
Output sound pressure level 100dB
Brand DNG
Origin China

 

Why choose us?

  • We offer wired headset products that are designed to meet the unique needs of our clients.
  • In international business, our company always follows the principle of equality and reciprocity.
  • We have a team of experts who ensure that our wired headset products are of the highest quality.
  • If we are fortunate to be a supplier or are being selected, you will find our advantages in terms of products, prices, delivery, services, etc., and sincerely hope to be your long-term partners and friends.
  • We offer after-sales support and service for our wired headset products.
  • After the company’s continuous efforts and pursuit, has developed into a modern, professional enterprise.
  • We are a Chinese factory with specialized and high quality Business and Education Wired Headset products and services.
  • We take honest management, technological innovation, and self-transcendence as our business philosophy to meet market demand for Durable Wired Headphone with Microphone.
  • We take pride in the fact that we are a reliable supplier of high quality wired headsets.
  • We constantly innovate and promote effective environmental protection projects and measures, and strive to reduce the impact of the entire industrial value chain activities on the environment.

 

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+86-158 168 26579

derek@dngtech.com.cn

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