Shidu OEM Supply Acoustic Audio Box Tour Guide Sound Digital Portable Teacher Voice Amplifier
Shenzhen Shidu Digital Co., Ltd.
Guangdong, China
Last Login Date:
Jun 03, 2025
Business Type:
Manufacturer/Factory, Trading Company
Main Products:
Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
Product Description
Company Info
Basic Info.
Product Description
SHIDU OEM Supply acoustic audio box tour guide sound digital voice amplifier
SD-S18
Product Descriptionacoustic audio box tour guide sound digital voice amplifier Specification:
Model No. | S18 | Sound coverage: | 1000 square meter |
Output power | 5W | Net Weight | 238g |
Used for | training; TV; party; teaching | Wireless distance | 10m |
Input voltage | 5V 500mA | crafts | ABS , UV coverage |
Charging time | 3~5 hours | BT version | none |
Music playing time | 8~10 hours | AUX input | Support computer, cell phone |
Frequency response | 90Hz~18KHz | Available color: | sky; blue; purple; black; pink |
Battery capacity | 3.7V 1800mAh lithium battery | Appearance size | 116mm*88mm*43mm |
Other advantages:
1. 5W power output,cover 1000m2
2. 3.7V 1800mAh battery
3. Support Multiple devices connected in series
4. Bluetooth 4.2 sync
5. DSP sound with effective layering
6. Support TF card &USB flash drive
7. SHIDU patented appearance;
8. Stylish, ergonomic and comfortable design;
Packaging
Bluetooth Speaker Package: Inner packing: Vacuum Package,Outer packing: Standard Carton ( K=K)
Customize is availble, Print logo and company information .
Accessories
Standard package:
1* main machine
1* user manual
1* mini USB cable
1* wired microphone
1* hanging belt
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.
Related Products
Who we are
As the biggest manufacturer of Portable Karaoke Speaker 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.
Certifications
* 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
FAQ
1. Q: Why the voice amplifier with some noise ?
A: Wear microphone correctly and decrease the volume can avoid noise effectively .
2. Q: What is the charging time for battery ?
A : Generally 4-5hours, temperature and other factors may change the charge time .
3. Q : What is the lifespan for battery ,can i change the battery after the warranty ?
A: About 2-3 years, please get in touch with us to change the battery .
4. Q: Why sometimes the voice amplifier can't work ?
A : 1)Please check the microphone is inserted into the right hole 2) if the battery is not used out 3)your voice amplifier is on ? Please contact us if you still can't solve the problem by yourself .
5. Q: What is the lead time for stocks order , what is the lead time for OEM order ?
A: 3-7days for stocks order , can mix color ,MOQ is 500pcs ..15-20days for OEM order ,MOQ is 1000pcs .
6. Q: What is your shipment ways , and how long does it take?
A: Usually we ship out by DHL ,Fedex, UPS or up to your requirements , generally 3-5 working days
to reach you , sometimes delay as forwarder's problem .
