Best Selling SHIDU S92 UHF Wireless Teachers Voice Amplifier for Classroom

  • >=1 Pieces
Lead Time:
Quantity(Pieces) 1 - 1000 >1000
Est. Time(days) 15 Negotiable
Customized logo (Min. Order: 500 Pieces)
Customized packaging (Min. Order: 500 Pieces)


Graphic customization (Min. Order: 500 Pieces) Less
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Quick Details
Brand Name:
Shidu or OEM
Model Number:
Mini Amplifier
Place of Origin:
Guangdong, China
Product Name:
SHIDU S92 UHF Wireless Teachers Voice Amplifier for Classroom
Lithium battery:
Interactive teaching, tour guiding, training etc
Charging Voltage:
DC 9V, 2A
Product size:
Working time:
4-6hours(music mode), 6-8hours(micphone)
Unit weight:
Frequency Response:
Voice amplifier
Supply Ability
Supply Ability:
10000 Piece/Pieces per Week stock for samples and trial order
Packaging & Delivery
Packaging Details
High Quality SHIDU S92 25W UHF Wireless Teachers Voice Amplifier for Classroom
Gift box size: 35.5 * 20.8 * 6.8cm
Carton size:58*41*34cm
Qty/CTN: 20
N.W/G.W:26 kgs/27kgs
25W Speech Amplifiers
Shenzhen or Hongkong
Lead Time :
Quantity(Pieces) 1 - 1000 >1000
Est. Time(days) 15 To be negotiated
Product Description

 High Quality SHIDU S92 25W UHF Wireless Teachers Voice Amplifier for Classroom

Model No.S92Sound coverage2500 square meter
Output power25WWireless distance30~35m
Frequency domain90Hz~18KHzWeight463g
Charging VoltageDC 9V, 1AAppearance size125*100*58mm
Lithium batter7.4V, 2PCS * 2000mAhMICUHF handheld/ wireless headset
Charging time3~5hoursBL T versionBT4.0
Music playing time6~8hoursAvailable colorBlack
voice amplifying time8~10hoursPackageGift color box
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Company Profile


            To be a leading brand , SHIDU has gather 10 years’ experience. It now has got numbers of 

         technical patent, impeccable sales system online and traditional channel and highly public

         praise.According to the statistics of voice amplifier class, SHIDU  is true first brand of voice


            SHIDU takes ‘Innovation changes future’ as a concept, takes ‘Quality, Value,Perfect,Dream’

         as a core values to supply worthy products and services for the customers, to supply a higher

         criterion of voice amplifier industry!

           SHIDU is always focused in research, manufacture and marketing in the field of high-end

         educational products. SHIDU has 200 employees and over 70 of them are above junior staff or

         has became managers, 50 of them are top talents. SHIDU product has got lots of praise since

         it came to sell, it was rated as leading firm by educational circles in China, with the ability of

         two millions products per year Shidu is the largest manufacturer of voice amplifier in China, it 

         has got numbers of technical patent, and promote many criterion of this industry.





            A. Rich experience in global market.

           B. Strong R&D team for OEM and ODM.

           C. Standard production process and quality control.

           D. Professional test equipment.

           E. Will reply you within 24 hours once we received your inquiry & got your contact information.

           F. Prompt reply and credible after-sale services.





             1.Q: The OEM service is free?

                A:Yes, it is. We provide completely free OEM service including logo imprinting,gift box,

                    user manual,warranty card,master cartons. 


             2. Q: If order a sample,how long will it arrive?

                 A: Generally the sample is sent via DHL or other channels.  It will arrive in 3-5 working



             3. Q: What is the payment term?

                 A: Paypal,T/T,Western Union,Wechat,Cash,Trade assurance are available.


             4. Q: How long is the warranty?

                 A: 1 year.


             5. Q: Does it come with rechargeable battery?

                 A: Yes, it is the lithium battery.

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