WinBridge S278 Portable Voice Amplifier with Bluetooth FM

Published October 17th, 2021

Written by WinBridge Team

This article introduces WinBridge S278 the basic parameters, main functions, user manual, accessories, official website purchase, applicable people, after-sales policy, OEM customization, etc.

 WinBridge S278

To understand the details of WinBridge S278, please refer to the following summary and get the content you need.

1. WinBridge S278 basic parameters

S278 portable Voice amplifier is a life saver on your voice and throat!Speaker gives off a clear and crisp sound,no noise and no distortion!You could easily make a presentation to a group of 50 people and be heard clearly.

WinBridge S278 Features:

  • WinBridge original sound amplification system, maximum output power 1 5W
  • Adopt advanced UHF wireless transmission technology
  • Support Tws, Bluetooth, TF card, USB disk, AUX to play audio
  • Could work well for elderly who cannot project their voice to keep them socially involved
  • Excellent for anyone in meetings or seminars, or teaching in the classroom

WinBridge S278 Technical Parameters

Output Power: 15W Amplify time: 6-8 hours
Lithium battery: 2500mAh Charging time: 3-5 hours
Charging Voltage DC 5V, 1A Product size: 7.3 * 2.3 * 5.6 inches
Music mode time: 4-6 hours Unit weight: 5.9 ounces

2. WinBridge S278 main functions

Clear and Powerful Sound: The portable voice amplifier provides a crystal clear and powerful sound that other guys can hear you. The max 10W output sound covers 10000 sq. ft is fit for a big room or as a voice amplifier portable for outdoor, a personal voice amplifier for teaching, coaches, training, presentation, and tour guides.
Long Battery Life: The rechargeable voice amplifier included a built-in 1800mAh battery that provides a working time of amplifying your voice for 10 hours or playing music for 8 hours, and you only need 3 hours to charge the powerful voice amplifier speaker’s battery to full.
Mini and Easy to Use: The mini voice amplifier with headset microphone is small (3.38*1.73*4.80inches) and lightweight(0.42lb), and you can use the back clip to clip it in your pocket or wear it on your waist or hang it on your neck. The lightweight voice amplifier is easy to use, with one key to change the mode, and if you want to use the mic, just plug and play.
Bluetooth Supports: The bluetooth voice amplifier with microphone headset is equipped with Bluetooth function. With 5.0 Bluetooth, you can play music from any Bluetooth device, the best voice amplifier is also supported by Aux input, U Disk, and One-key Recording: This voice amplifier bluetooth supports you to play music while talking through the wired headset microphone.
One-click mute: With a mute button on this voice amplifier with speaker, you can mute the microphone with one click on the mute/pause button.
You can also watch the official Winbridge youtube video to learn more about WinBridge S278’s functions and product details.


3. WinBridge S278 user manual

The following content is the WinBridge S278 user manual.of course, you can also download the manual in PDF format.


WinBridge S278 user manual PDF Download

This WinBridge S278 Compact and Rechargeable Portable Voice Amplifier is Excellent for anyone in meetings or seminars, or guiding a tour. So if someone is looking for one of these then you have found a very good quality product as its well made and strong.
It is a much better device – rounded edges, smoother design, charge at your computer, more features. One of the best things is the wireless microphone – not a piece of thin, springy metal but a sturdy rubberized version.
Operation is straight forward, even if you could without needing the manual Everybody can very quickly up and running – just plug in the headset and turn it on.
Please read the instruction carefully before using it.

WinBridge S278 Package includes:

  • 1 * main machine
  • 1 * waistband
  • 1 * wireless microphone
  • 1 * USB charging cable
  • 1 * AUX cable
  • 1 * user manual

 WinBridge S278 package includes

4. WinBridge S278 accessories

WinBridge S278 accessories include: wireless microphone,waistband, USB cable, user manual,etc.

 WinBridge S278 package includes

The usage of WinBridge S278 belt buckle can refer to the figure below, which is also a necessary accessory for S278.

5. WinBridge S278 official store

1. If you visit Winbridge for the first time and want to buy WinBridge S278, you can buy it directly from Winbridge’s official website And can enjoy a certain discount;
2. If you have already purchased WinBridge S278 and want to buy some accessories, such as headset microphone, we recommend you to buy it through the Winbridge official store;
3. Or you are visiting for the first time and want to import in batches, but you are not sure about the quality of WinBridge S278. We recommend that you buy some samples through the official store to confirm the quality of the product;
4. If you want to buy in small quantities, such as 5 or 10, you can also buy through the Winbridge official store, and you can enjoy a certain discount.
The official store website for purchasing WinBridge S278 is as follows, you can directly visit this link:


 WinBridge S278 official purchase store

6. WinBridge S278 applicable people

WinBridge S278 is currently one of the most popular voice amplifier products. We have received thank-you letters from teachers, coaches, tour guides, distributors, etc. from all over the world,he main users of WinBridge S278 are as follows:

 WinBridge S278 applicable people

WinBridge S278 applicable people:

  • For Teacher
  • For Yoga Coach
  • For Elderly
  • For Tour Guide
  • For disabled
  • for outdoor auction
  • For business train
  • For Meeting

7. WinBridge S278 Trading Information

If you want to import WinBridge S278 in batches or OEM customization, you can continue to pay attention to the following information, and hope that these will be helpful to you.

WinBridge S278 bulk order:

  1. OEM MOQ: 5000PCS
  2. WinBridge Brand MOQ: 1000PCS
  3. Payment: T/T 50% Deposit + 50% Balance before shipment
  4. Place of Origin: Shenzhen,China
  5. Delivery lead time: 30-40 Days after payment confirmed
  6. Warranty: 1 year warranty,lifetime technical support
  7. Certificate: CR,ROHS,FCC

Packing and shipping

The following is the scene of WinBridge S278 warehouse, packing, loading and shipping. We hope to deliver high-quality voice amplifier and pa system products to our partners:

 WinBridge Pack and Ship

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