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.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

100W Powerful Voice Amplifier with 2 Wireless Microphones S99 | Big Pro Sound Portable Speaker with Microphone, Bluetooth Speaker PA System Karaoke Machine Support BT/USB/TF Card/Aux/Guitar

Product ID: 689895024

Details

Brand
Color
Black
Compatible Devices
Guitar Laptop
Connectivity Technology
AUX Bluetooth
Item dimensions L x W x H
5.12 x 7.48 x

🎤2 wireless mics with independent volume

🔊100W crystal-clear sound output

🔋5-hour fast Type-C rechargeable battery

$503.88

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Description

🎤 Own the room with sound that speaks volumes!

POWERFUL 100 W AUDIO - Fill any room with rich, distortion-free sound that commands attention.
VERSATILE CONNECTIVITY - Seamlessly switch between Bluetooth, USB, TF card, Aux, and guitar inputs for all your audio needs.
DUAL WIRELESS MICROPHONES - Engage your audience with two mics working simultaneously and customizable volume control.
LONG LASTING BATTERY LIFE - Keep the energy flowing with up to 5 hours of continuous playback on a single fast charge.
PORTABLE STYLISH DESIGN - Sleek metal casing with ergonomic handle and strap for effortless on-the-go use.

The ResponseBridge S99 is a 100W portable voice amplifier featuring dual wireless microphones, multi-mode connectivity (Bluetooth, USB, TF card, Aux, guitar), and a durable metal design. With a 6.5-inch woofer and 2-inch tweeter, it delivers crystal-clear audio with deep bass and crisp treble. Its Type-C fast charging battery supports up to 5 hours of continuous use, making it ideal for presentations, events, and performances. Compact and lightweight, it combines professional-grade sound with ultimate portability.

Specifications

ASIN	B0DMF419PY
Antenna Location	Classrooms, Speeches, Singing, Outdoor, Indoor, Family Nights, Gift, Events
Audio Input	Microphone
Best Sellers Rank	#1,289 in Musical Instruments ( See Top 100 in Musical Instruments ) #9 in Karaoke Portable Systems #497 in Music Recording Equipment
Brand	ResponseBridge
Built-In Media	1* Amplifier, 1* Auxiliary Cable, 1* Shoulder Strap, 1* User Manual, 2* Microphones
Color	Black
Compatible Devices	Guitar, Laptop, MP3 Player, Smartphone, Tablet
Connectivity Technology	AUX, Bluetooth, USB, Wireless
Connector Type	Micro USB, USB Type C
Customer Reviews	4.5 out of 5 stars 277 Reviews
Enclosure Material	Acrylonitrile Butadiene Styrene (ABS), Aluminum, Metal, Plastic
Item Dimensions	5.12 x 7.48 x 9.84 inches
Item Weight	7.5 Pounds
Item dimensions L x W x H	5.12 x 7.48 x 9.84 inches
Manufacturer	ResponseBridge
Mfr Part Number	S99
Model Number	S99
Mounting Type	Floor Standing
Number of Channels	2
Output Wattage	100 Watts
Power Source	Battery Powered
Unit Count	1.0 Count
Warranty Description	1 Year Manufacturer

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Imran F.

Very reliable shop with genuine products. Will definitely buy again!

2 weeks ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

$503.88

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

View all Trustpilot reviews