MS-390 Fire Alarm Siren Fire Alarm System

Place of Origin:
Zhejiang, China (Mainland)
Brand Name:
Model Number:
AC110V, AC220V
Case material:
Electric Motor Alarm Siren
Supply Ability:
10000 Piece/Pieces per Week
Packaging Details
Export standard carton box or OEM for Electric Motor Alarm Siren
Ningbo/Shanghai Shengzhen

MS-390 Fire Alarm Siren Fire Alarm System


Ms-390  Electric siren suitable for  in a variety of crane, ship, fire alarm system, and Banks, security alarm system
Body standard color: RED
Material: Aluminum and steel
Insulation resistance: 100MΩ(at 500 VDC)
Dielectric strength: 500VAC, 50/60Hz in 1 minute
Protection class: IP44


Model Voltage Current(A) Frequency(Hz) decibel Packing Size QTY Weight
MS-390 DC12V 12.4 50/60 125dB 57.5*41*34 cm 10pcs 16KGS
DC24V 6.8 50/60 125dB 16KGS
AC110V 1.5 50/60 125dB 22KGS
AC220V 1.0 50/60 125dB 22KGS



Other products

Packaging & Shipping

Company Information

Yueqing Winston Electric Co., Ltd. is not only an exporting company but also a professional manufacturer in China. We have our own production base. The products we professionally deal with are switching power supplies, sensors, relays, voltage stabilizers, AC contactors, circuit breakers, distribution boxes, industrial plugs & sockets and others. Since we are a manufacturer & exporter, we are sure that we can best support our customers with high-quality products and the most competitive prices.

Our company is located in Wenzhou – the Electric Capital of China. We specialize in developing, manufacturing and distributing low voltage & high voltage electrical products. We are an ISO9001:2000 certified company.
We have obtained many certificates, such as CCC, CE, CB, GS and RoHS. Stability, expertise and technological innovation are the core stones of our business strategy. Aiming at reliable product quality and the highest customer satisfaction, we are consistently deepening enterprise inner reform and fully carry out a quality guarantee system.

With special cultivation of employees, high investment on production facilities and R&D as well as a wide range of products, we advocate “technology innovation, business honesty and trust and quality first” as our basic principle, trying to develop into a world-class electrical manufacturer with constant efforts.


Why choose us

Back to Home


High quality wireless portable mini bluetooths speaker

  • 10-99 Pieces
    US $11.50
  • >=100 Pieces
    US $10.00
Brand Name:
Model Number:
Portable Audio Player, Mobile Phone, Computer
Special Feature:
Wireless, Portable, Mini
Place of Origin:
Product name:
mini bluetooth speaker
Black, Red, Pink
color box
Selling Units:
Single item
Single package size:
5X5X5 cm
Single gross weight:
0.2 kg
Package Type:
Lead Time:
Quantity(Piece) 1 – 500 >500
Est. Time(day) 5 To be negotiated

Product Description

High quality wireless portable mini bluetooths speaker

TWS Bluetooth Interconnect Method:

 1. Open two Bluetooth speakers at the same time (the same model).

 2, the two speakers simultaneously press the switch twice, waiting for the Bluetooth connection to pair.

 3, the pairing successful speaker sounds a prompt, the pairing is successful.

 4. Connect the Bluetooth to the mobile phone or computer, and surround the music with left and right stereo.

Packaging & Shipping


Packaging:   Carton Box
Shipping: After payment finished 5 days

Contact Information

Email partbay-alice at
Skype partbay-alice
Whatsapp/Wechat/Phone  13590146114/15916996539


1. Trade Term
Usually quoted by EXW or FOB Shenzhen.
2. Sample fee
FREE for sample but freight for your own. Samples fee can be reimbursed as part of payment for the orders you place in future.
3. OEM/ODM Project
OEM/ODM project is welcome. We own our mold workshop and develop mold by ourselves. Our sales team would work with technicians and designers to give you the best solutions and finish the project on schedule. The minimum order quantity for customized products and material is varied from 1000pcs to 3000pcs or more. We always respect our customers’ copyright and business secrets.
4.QC 100% high-quality products.Our QC department will 100% test and exam the products before shipment.
Always online service. welcome, any questions.excellent customer service all the time.
6. Aftersales
Once the goods don’t arrive in good condition due to the shipment issue. Please be free to inform us within 7 days, we will help you to solve it. (Basically, this kind of situation will not appear because we always pack the goods very well before sending out).

Our Services

1)Factory Manufacturer.

2)Strong supply capacity, high quality and competitive price.

3)All goods examined before delivery by QC staff.

4)Usually 24hours online, our sales can serve you any time.

5)Always the 1st to have the newest released phone case.

6)ISO 9001:2008, manufacturer.

7)Factory locates in raw material market Shenzhen city of China.