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ResponseBridge

100W Powerful Voice Amplifier with 2 Wireless Microphones S99

  • Based on 312 reviews
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Availability: In Stock.
Fulfilled by Amazon
Arrives Monday, Oct 26
Order within 4 hours and 8 minutes
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Color: Black


Features

  • 1. Powerful Sound Performance for Crystal-Clear Audio: Experience unparalleled audio quality with this robust voice amplifier, boasting a 100W output powered by a 6.5-inch woofer and a 2-inch tweeter. Enjoy deep bass and crisp treble that deliver astounding sound clarity without noise interference or distortion. The sound projects widely, filling the surrounding area so everyone nearby can hear clearly, making it perfect for any setting where clear and powerful sound is essential. Please note: Products with old or new logos may be shipped randomly. Both versions offer the same features and performance.
  • 2. Designed for Multifunctionality and Extended Playtime: Tailored to meet diverse playback needs, this speaker with microphone supports Bluetooth connectivity, USB, TF card, Aux input, and an echo function for enhanced audio experiences. It features both 3.5mm and 6.35mm microphone jacks compatible with wired microphones, as well as dedicated guitar ports. Equipped with Type-C fast charging technology, the speaker provides up to 5 hours of continuous playback on a single charge, ideal for churches, small gatherings, schools, classrooms, gyms, corporate meetings, and presentations
  • 3. Dual Wireless Microphones & Flexible Volume Control: This system comes with two wireless microphones that can operate simultaneously, allowing users to adjust volume levels independently on both the microphone and speaker. Choose from a variety of sound effects modes (Acoustic, Profession, Popular, Hip-hop) to suit different settings effortlessly, ensuring optimal performance for various events and performances
  • 5. Perfect Gift & Reliable Customer Support: Packaged elegantly, this multi-functional portable microphones with speaker makes an excellent gift for teachers, coaches, tour guides, karaoke enthusiasts, musicians, wedding planners, event managers, and more. Our commitment to customer satisfaction means we provide reliable support; if you encounter any issues, please contact us before considering a returnwe are dedicated to offering satisfactory solutions

Description

Our high-quality system is designed to deliver exceptional audio, ensuring every note and detail is clear and vibrant, enhancing your enjoyment with every listen. It is recommended that a 5V/3A charger be used to charge this product for optimal charging speed. If your S99 speaker and wireless handheld microphone fail to connect, follow these steps: 1）Pairing Issue: Speaker and mic usually auto-pair when powered on. If not, check the manual for pairing steps. 2）Sudden Disconnect: Press the mic’s power button 3-5 times quickly to reconnect. Repeat until it works. How many microphones can the S99 support at the same time？ The S99 supports up to 4 microphones simultaneously, as it comes with both 3.55mm and 6.35mm jack ports that can be used at the same time. Does the S99 speaker support use with a guitar? Yes, it supports use with a guitar. Does the S99 play music and amplify sound simultaneously? Yes, it supports playing music and amplifying sound at the same time. Please pair the microphone before connecting to Bluetooth. (Avoid reversing these steps, as it may cause connection issues） What charger specs are recommended for the fastest charging? Can I use the speaker while it's charging? For optimal charging speed, we recommend using a 5V/3A charger. Yes, you can safely use this speaker while it is charging. This will not damage the device or affect its battery life. Portable PA & Karaoke S99 Portable PA & Karaoke S99 High-Power Pro PA S200 S99 Carrying Case

Brand: ResponseBridge


Item dimensions L x W x H: 5.12 x 7.48 x 9.84 inches


Connectivity Technology: AUX, Bluetooth, USB, Wireless


Color: Black


Compatible Devices: Guitar, Laptop, MP3 Player, Smartphone, Tablet


Connectivity Technology: AUX, Bluetooth, USB, Wireless


Compatible Devices: Guitar, Laptop, MP3 Player, Smartphone, Tablet


Mounting Type: Floor Standing


Power Source: Battery Powered


Connector Type: Micro USB, USB Type C


Number of Channels: 2


Audio Input: Microphone


Output Wattage: 100 watts


Item Dimensions: 5.12 x 7.48 x 9.84 inches


Item Weight: 7.5 pounds


Color: Black


Enclosure Material: Acrylonitrile Butadiene Styrene (ABS), Aluminum, Metal, Plastic


Brand: ResponseBridge


Model Number: S99


Antenna Location: Classrooms, Speeches, Singing, Outdoor, Indoor, Family Nights, Gift, Events


Unit Count: 1 Count


Manufacturer: ResponseBridge


Number of Items: 1


Included Components: 1* Amplifier, 1* Auxiliary Cable, 1* Shoulder Strap, 1* User Manual, 2* Microphones


Mfr Part Number: S99


Warranty Description: 1 Year Manufacturer


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Oct 26

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Similar Products

Top Amazon Reviews

    • Loud, Clear, and Fun for Any Event
Review Image by Ashley Ashley
This voice amplifier/speaker system completely exceeded my expectations. The sound quality is crisp and powerful—100W is more than enough to fill a large room or outdoor space. Both wireless microphones connect easily and work without any static or dropouts, which makes it perfect for karaoke, parties, or even public speaking. I love that it has so many options for input (Bluetooth, USB, TF card, Aux, and even guitar). We’ve used it for family karaoke nights, outdoor gatherings, and my kids’ school events—it’s super versatile. The Bluetooth connection is quick and stable, and the built-in battery lasts through hours of use. The portability is a big plus too—easy to carry, but still delivers big sound. If you’re looking for a reliable karaoke machine or PA system with excellent volume and clarity, this one is a fantastic choice! ... show more
Reviewed in the United States on September 21, 2025 by Ashley Ashley
    • Highly recommended!
I couldn’t be happier with this 100W Powerful Voice Amplifier! The sound quality is crystal clear and incredibly loud—perfect for both small and large gatherings. The two wireless microphones are a huge bonus, delivering strong, interference-free audio that makes it ideal for karaoke, teaching, public speaking, or events. Setup was super easy, and I love the multiple input options (Bluetooth, USB, TF card, Aux, and even guitar). The Bluetooth connection is fast and stable, and the portability of this unit makes it convenient to take anywhere. Battery life is impressive too—it runs for hours without losing power. This is truly a versatile PA system and karaoke machine in one. If you need a reliable, powerful, and great-sounding speaker with mics, this is the one to get. ... show more
Reviewed in the United States on September 30, 2025 by HV NG
    • Great for event
I’m so impressed with this voice amplifier! The sound is incredibly clear and powerful, and it easily fills a large room without any distortion. The two wireless microphones are such a nice touch, and they both connect seamlessly with zero static or interference. I love how versatile it is with all the input options like Bluetooth, USB, and Aux, and setup took me less than a minute. The battery lasts for hours, which makes it perfect for events, karaoke nights, or even outdoor gatherings. It’s also lightweight and easy to carry around, so I can take it anywhere without hassle. Overall, this system feels super high quality, reliable, and fun to use. ... show more
Reviewed in the United States on October 7, 2025 by Navatnie
    • Impressive Sound and Great for Two!
We were really impressed by the sound quality—loud, clear, and with great bass and treble. No distortion at all, even at higher volumes. The two wireless microphones work flawlessly at the same time, which makes it perfect for presentations, group teaching, or any setting with more than one speaker. Setup was simple (the mics were already synced with the speaker), and the multiple input options (Bluetooth, USB, Aux, etc.) make it super versatile. The design feels high quality and durable, and the portability is a huge bonus—easy to carry with the handle and strap. Great battery life too. Overall, this system exceeded our expectations and has been a fantastic addition to our home and events. Highly recommend! ... show more
Reviewed in the United States on May 12, 2025 by H
    • Nice Sound Quality
This 100W Voice Amplifier with two wireless microphones is a total game changer for events, teaching, or karaoke nights! The sound is incredibly loud and clear, easily covering large rooms or outdoor spaces without distortion. I love how versatile it is — supporting Bluetooth, USB, TF card, Aux, and even guitar input. The wireless mics connect instantly and hold a charge for a long time, which is super convenient. It’s portable, powerful, and delivers everything you’d want from a professional-grade PA system! ... show more
Reviewed in the United States on July 24, 2025 by Ms T
    • Surprisingly clear!
I bought this portable PA system mainly for teaching group fitness classes, and it’s definitely delivered on sound quality—it’s loud, clear, and the bass really carries in a big room. It connects easily through Bluetooth, and I like that it also has USB and aux options when I need them. The two wireless microphones work at the same time without interference, and it’s super helpful that I can adjust the mic and speaker volumes separately. I really appreciate the sleek design and the fact that it’s lightweight with a strap, so moving it around is no problem. The rechargeable battery lasts long enough for multiple sessions without needing a recharge mid-use. The different sound modes also let me customize how it sounds depending on the space I’m in. Overall, it’s a versatile and well-made unit that’s been perfect for both work and social events. ... show more
Reviewed in the United States on June 9, 2025 by Adam B. Duke
    • Great For the Price
Great value. The sound is excellent. Easy to charge and holds a charge for a long time. However, it takes up to 5 hours for a full charge. The microphones require you to hold them very close to your mouth to get the best amplification. Still a good product for the price.
Reviewed in the United States on May 4, 2025 by Cheryl
    • Worked With Me To Make Things Right, Now The Speaker Works Again :)
Review Image by Mark & Katie Paul Mark & Katie Paul
Review Image by Mark & Katie Paul Mark & Katie Paul
Review Image by Mark & Katie Paul Mark & Katie Paul
UPDATE: I had adjusted my review to 1* because I had some difficulties with the mics, but the seller reached out and we were able to solve the problem. I appreciate their willingness to work with me. I was looking for a product that would allow me to play music and host events outside for my church. I need the ability to communicate with people occasionally during an event, apart from the main area with a full PA setup. This device seemed to fit the bill and was a better value for the money than getting an entirely different PA setup. It's also WAY easier to setup. After using the speaker outside with the mics, this seemingly small speaker blew me away! A. It can get really loud! I was playing music and definitely didn't need to have it all the way up for it to be a strong part of the background vibe. B. The mics work very well within 20 feet of the speaker. I would recommend putting a windscreen on the mic if you're outside, as it helps with picking up extra noise from the wind. C. It has bass! Not shake the earth bass, but you can hear the low ends, which I appreciate for a portable speaker. D. Connecting to my phone was straightforward. No apps to download, just connect to the bluetooth and you're good to go. It's a bonus that I can plug my guitar into this and use it as a portable amp! This speaker does everything and more, and it does it really well. ... show more
Reviewed in the United States on June 14, 2025 by Mark & Katie Paul Mark & Katie Paul

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