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Wired microphones limit movement, create cable clutter, and make speaking less natural. For teachers, presenters, worship leaders, event hosts, and karaoke users, a wired mic can quickly become inconvenient.
The WinBridge S20 solves this by giving you a simple dual wireless microphone system that works with your existing speaker or amplifier.

Turn Your Speaker Into a Wireless Mic System in Seconds.

Plug In. Power On. Speak Freely.
The S20 includes two wireless handheld microphones and a compact plug-in receiver. Just insert the receiver into your speaker’s MIC jack, turn on the microphones, and start speaking.
No audio mixer. No long cables. No complicated pairing process.

1. Dual Wireless Microphones
Two handheld microphones make it easy for two speakers, teachers, hosts, performers, or singers to use the system at the same time.
2. Universal Plug-in Receiver
The compact receiver connects directly to most speakers and amplifiers with a standard 6.5mm / 1/4" MIC input.
3. 20-Channel UHF System
With 20 adjustable frequency points, S20 helps reduce signal interference and gives users more flexibility in different environments.

4. Long Battery Life
Both microphones and receiver are rechargeable, supporting up to 10 hours of use after a full charge.

5. Easy Setup
The system is factory-paired. In most cases, users only need to power on the receiver and microphones to start using.
6. Portable & Event-Ready
Compact receiver, handheld microphones, and rechargeable design make it suitable for schools, training rooms, churches, meetings, parties, and small events.

Classroom Teaching
Great for teachers who want wireless mobility and clear voice projection through an existing classroom speaker.
Meetings & Training
Ideal for presentations, workshops, group discussions, and small business training rooms.
Churches & Worship
Useful for sermons, announcements, small worship groups, and community gatherings.
Karaoke & Home Entertainment
Turn a compatible speaker into a simple karaoke microphone system.
Events & Hosting
Perfect for hosts, MCs, tour guides, fitness instructors, and small event organizers.

| Item | Specification |
|---|---|
| Product Name | WinBridge S20 Universal Wireless Microphone System |
| Microphones | 2 × Wireless handheld microphones |
| Receiver | 1 × Plug-in wireless receiver |
| Wireless Technology | UHF |
| Frequency Range | 510MHz–529MHz |
| Adjustable Frequency Points | 20 |
| Wireless Range | Up to 20m |
| Microphone Battery | 1800mAh |
| Receiver Battery | 1500mAh |
| Sensitivity | -40dB |
| Input Voltage | 5V / 1A |
| Charging Time | Approx. 3 hours |
| Usage Time | Up to 10 hours |
| Charging Port | Type-C |
| Receiver Plug | 6.5mm / 1/4" MIC plug |
| Recommended Use | PA speakers, amplifiers, karaoke systems, portable speakers with MIC input |
S20 is designed for devices with a 6.5mm / 1/4" MIC input. It is not compatible with AUX-only, USB-only, Bluetooth-only, phone-only, or laptop-only audio input.

2 × Wireless Handheld Microphones
1 × Plug-in Wireless Receiver
1 × Type-C Charging Cable
1 × User Manual
Easy to Set Up
Users can plug the receiver into a compatible speaker, power on the microphones, and start speaking without complicated setup.
Great for Two Speakers
Dual microphones make it easier for co-hosts, teachers, presenters, and singers to use the system together.
Useful for Existing Speakers
S20 helps users upgrade their current speaker or amplifier into a wireless microphone system without buying a new PA system.
Portable for Events
The compact receiver and rechargeable microphones make it easy to carry for classrooms, meetings, parties, and small events.

S20 works with speakers, amplifiers, and PA systems that have a 6.5mm / 1/4" MIC input. It does not work with AUX-only, USB-only, Bluetooth-only, phone-only, or laptop-only audio devices.
In normal use, no manual pairing is needed. The system is factory-paired. Turn on the receiver and microphones, and they should connect automatically.
Yes. S20 includes two wireless handheld microphones and supports dual microphone use.
The wireless range is up to 20 meters in open space. Actual range may vary depending on walls, interference, and the speaker environment.
The microphones and receiver support up to 10 hours of use after a full charge.
Charging time is approximately 3 hours.
Yes, if your karaoke speaker or amplifier has a 6.5mm / 1/4" MIC input.
No. S20 is not designed to connect directly to phones or laptops. It is designed for speakers and amplifiers with a MIC input.
Check whether the receiver is fully inserted into the MIC jack, confirm that the receiver and microphones are powered on, check battery level, and make sure the speaker’s microphone volume is turned up.
Keep the microphone away from the speaker, avoid pointing the microphone directly at the speaker, and lower the volume if needed.
Helping Every Voice Be HeardWinBridge believes that clear voice communication should be simple, practical, and accessible. Since 2007, we have focused on portable audio and wireless microphone solutions for teachers, trainers, speakers, worship leaders, event hosts, and everyday users.
The S20 continues this mission by helping users upgrade their existing speaker into a wireless microphone system — without complicated setup or expensive equipment.
WinBridge — Your Voice, We Care.
Tailored voice amplification solutions for every professional and passion.
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