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Quick Details

  • Brand Name: SHIDU
  • Model Number: SD-S90 Guitar Amplifier
  • Type: Mini Amplifier, Guitar Amplifier
  • Channels: 1
  • Place of Origin: Guangdong, China (Mainland)
  • Color: Black
  • Size: 30.85*25.2*15.85mm
  • Unit weight: 2.3KGS
  • Charging voltage: DC 15V, 2A
  • Lithium battery: 6 * 2200mAh
  • Bluetooth version: 4.0
  • Wireless type: Double UHF
  • Charging time: 3-5 Hours
  • Working time: 8-10 Hours

Packaging & Delivery

Packaging Details Gift Box: 38*26*18cm
CTN size: 40*55*40cm
QTY/CTN: 2pcs
Guitar Amplifier
Delivery Time Shipped in 3 days after payment

SHIDU Wireless Guitar Amplifier 2017 New Products SD-S90





This personal voice amplifier suitable for:


A: Sales people, teacher, clergy, tour guide, coach, public speaker, lecturer, exercise instructor or presenter.


B: Everyday classroom, large auditorium, indoor & outdoor sports venues, and outdoor activities.




Main features:

1. SHIDU patented appearance;
2. Stylish, ergonomic and comfortable design;
3. Adopt UHF high frequency wireless PA technology, transmission distance up to 35m;
4. UHF double-emission & receiving function --- can pair & use two hand-held wireless MIC at the same time;
5. Adopt 6.5 inch Hi Fi double magnetic big-size trumpet, maximum peak up to 60W;
6. Use SHIDU original sound amplification electroacoustic system --- can amplify sound in a real & stable way;
7. With Bluetooth 4.0 icloud control, which support playing audio files in mobile, tablet PC..
8. Built-in 6pcs * 3.7V/2200mAh Lithium battery;
9. Super MP3 decoding technology and support TF card & USB;
10. Comes with SHIDU advanced microphone that offers crystal clear sound;
11. Support synchronous Karaoke;
12. Professional voice amplifier, and more suitable for large area & outdoor usage.




Other advantages:


1. Comes with an advanced microphone that offers crystal clear sound;

3. All-in-one: portable voice amplifier, speaker & TF card / USB flash disk player;

4. Fashion design amplifier;

5. Portable magaphone with new wireless technology: UHF wireless amplification devices;

6. High output power sound amplifier;

7. Small MOQ with marketing SHIDU brand.




Ideal public address system for teachers, instructors, anchors, tour guides and trainers, etc. 




Technical parameters:


Output power:60WFrequency response:90Hz~18KHz
Charging Voltage:DC 15V, 2ALithium battery:6pcs*2200mAh
Working temperature:-10℃~45℃Working time:

6~8 hours (musical mode);

8~10 hours (MIC mode)

Charging time:3~5 hoursSize:30.85*25.2*15.85mm
Wireless distance:25~35m

Available color:



Sound coverage:

3000 square meters



 Standard package:

1 * main machine
2 * UHF wireless hand-held MIC
1 * 15V adapter
1 * 5V adpater
1 * micro USB cable
1 * cable <For connecting instruments>
1 * user manual


Why us

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.

Who we are

As the biggest manufacturer of portable voice amplifier in China, SHIDU is a high-tech enterprise concerned with R&D, production, sales and service.



Covering an area of 3000 square meters, we now have over 200 workers. With more than 50 professional experts with higher academic title and 5 world leading production lines with 5S management, we have the production capacity of 20,000 sets per month.


Strictly following the ISO9000 quality control system standard, every product in SHIDU has been carved carefully.


SHIDU owns many technical patents with designing, researching & developing and producing every product independently. Along the way, we always remember the initial determination.


Our honor

Highly Approval from Domestic & Foreign

In this HK Fair, SHIDU adopted strategy as “acoustic voice amplifiers first, selected high-quality Bluetooth speaker supplemented”, and main promoted SHIDU’s self-developed wireless amplification technologies, has got highly highly approval and trust from customers all over the world.




* SHIDU products all adopt ABS environmental protection material
* SHIDU products have complete testing certificate
* SHIDU goal is to let you share our advanced technology
Quality Goods, Value-based, Perfect, Dream

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Supplier's Trade Assurance Limit: US $32,000
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