SHIDU digital 135g ultra-light Portable Waistband Microphone Voice Amplifiers for Teachers
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US $25.62 - US $30.14
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  • Place of Origin:CN;GUA
  • Type:Mini Amplifier
  • Channels:3 (2.1)
  • Brand Name:shidu
  • Model Number:S308
Product Description

SHIDU digital 135g ultra-light Portable Waistband Microphone Voice Amplifiers for Teachers

1) Output power 5W, frequency response:80 Hz~12000Hz
2) Charging Voltage : DC 5V 500mA
3) Lithium battery: 1200mA, standby time: 15 hours
4) Support TF card or USB flash drive ,can play MP3 format audio directly
5) Loop play function, one-key repeat function
6) Known on one Line, can be used as computer speaker.
7) A-B repeat function
8) Material: imported ABS
9) Working temperature: -10℃~45℃
10) Using music time: 6~10 hours, Charging time : 2~3 hours






1.Q: Can I have a sample order?

A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.

2.Q: What is the lead time?

A: Sample is 1-3 days, big order is 15-20 days for order less than 5000 pcs

3.Q: Do you have any MOQ limit?

A: Our MOQ is 100pcs ( in stock goods ) and 1000pcs(OEM).

4.Q: How do you ship the samples and how long does it take arrive?

A: We usually ship samples by DHL, UPS, FedEx or TNT. It usually takes 5-7 days to arrive.

5.Q: How to proceed the order if I have logo to print?

A: First, Artwork for visual confirmation, and next is Sample picture or sending sample to you for confirmation, finally we will go to mass production.

6.Q: Do you offer guarantee for the products? 

A: Yes, we offer one year guarantee for the products.

Our Services

If you tell us your email when you contact us, we will respond you at the first time.

Welcome to contact us and sincerely hope to cooperate with you!

Your satisfaction is our highest priority!

Do not hesitate to contact us with any questions you may have.

 After Sale Service

1.Prompt reply and credible after-sale services.

2.Please contact with us when you get the parcel if there was damage, We will deal with it soon.

3.Customer first,we will try our best to make you satisfaction. 

Company Information

Who we are

SHIDU as a megaphone leadership brand, focus on innovation in the field of amplification. Purpose of the Shidu technology is to protect the user's voice, to make the real voice spread further and clear, to make better communication between people.


Our home

SHIDU has 3000 square meters workshop. r&d, production, sales in the integration of high-tech enterprises, has five production lines with 5S management, annual production capacity of 2 million units, product defective rate of only 1%. High quality, pay attention to every detail, is a large of megaphone production enterprise.


Our family

SHIDU have 200 employees, more than 50 senior title of professional talent. We are a young team full of ideal and passion. We pay 100% diligently to service every user, We pay 100% attentively complete each product.


We have the honor of

SHIDU brand is famous in the world, NO.2 top sales in Tmall only 2014 sales of 35 million RMB.Sales more than 2 million pieces in JD as JD’s special supplier. Gen megaphone sales miracle in the history.



SHIDU products all adopt ABS environmental protection material
SHIDU products have complete testing certificate
SHIDU goal is to let you share our advanced technology;
Real, Care and Communication