6 karaoke audio devices help shop owners make a lot of money

According to the Vietnam entertainment industry report in 2024, revenue from karaoke reached more than 5.000 billion VND per year, but up to 60% of shops had to close after 2 years of operation due to poor quality sound systems. This shows that, to run a successful karaoke business, shop owners must invest in good - durable - technically standard sound systems from the beginning.

A quality karaoke system not only helps customers feel satisfied and return regularly, but also creates a sustainable competitive advantage for the owner. According to Phuc Truong Audio's experience, sound is the "soul" of the service, deciding the difference between a crowded restaurant and a failed one.

In this article, we will point out 6 core audio devices that help karaoke bars "make money": full-range karaoke speakers, power amplifiers, anti-feedback digital reverbs, high-end wireless microphones, subwoofers and professional mixers. In addition, you will also understand the notes when investing, reputable equipment purchasing addresses and frequently asked questions to avoid making mistakes when setting up a karaoke business system.

Why invest in a quality karaoke system?

Karaoke business is not just opening a room, buying a few speakers and done. Sound is the “soul” of the service. A quality karaoke system brings many benefits to the owner:

• Make a first impression: The first impression of customers when entering the restaurant is not the interior, but the sound quality. A full-bodied speaker system, clear vocals, and powerful background music will make customers feel professional from the very first minute. This is an important factor that helps the restaurant score points and create goodwill for customers to come back many times.
• Enhance the experience: A quality karaoke system helps the voice to be light, sing for a long time without getting tired, the background music is lively and emotional. This experience makes customers feel "satisfied with the ears - happy with the mouth", thereby staying longer, ordering additional services such as food and drinks, helping revenue grow naturally.
• Improve competitiveness: The karaoke market is increasingly competitive. Any shop with howling sound and poor quality microphones will lose customers very quickly. On the contrary, a shop that invests in a standard, synchronized karaoke system with few problems will retain customers and outperform competitors in the same area. This is the way to build a sustainable competitive advantage.

Top 6 audio equipment to help your business make money

For a karaoke bar to run smoothly and retain customers, choosing the right equipment is vital. Here are 6 audio equipment core, according to experience Phuc Truong Audio, which any restaurant owner needs to invest in to have a system that is both good, durable, and technically correct.

High power full-range karaoke speaker (Speaker)

Speakers are the most important device in a karaoke system, determining much of the customer experience. A pair of high-power full-range karaoke speakers will deliver powerful sound, faithfully reproducing both vocals and background music.

Customers entering the karaoke room will immediately feel the professionalism if the sound is clear, without distortion or distortion. Speakers from the brands Electro-Voice, JBL or CAVS are always the priority choice of bar owners thanks to their high durability and stable sound quality.

Power Amplifier

If the speaker is the heart, the amplifier is the source of energy that feeds the entire sound system. A powerful amplifier will amplify the signal, helping the speaker produce full, decisive sound without losing its breath.

In karaoke business, choosing the right power amplifier is extremely important, because it not only ensures good sound but also helps the device operate durably, avoiding damage due to overload.

Digital Processor

Digital reverb is considered the “brain” of the karaoke system, playing the role of processing and adjusting the entire audio signal before sending it to the speaker. This device helps the voice become sweeter, reduces howling, and increases the smoothness of the customer's performance.

A quality digital reverb also allows you to save many preset configurations, making it convenient to manage multiple karaoke rooms at the same time. This is the secret to keeping the bar running smoothly and retaining customers for a long time.

High-end wireless microphone (Microphone)

The microphone is the device that customers hold directly in their hands, so its quality greatly affects the experience. A high-quality wireless microphone helps you sing softly, capture your voice accurately, and maintain a stable signal even when moving around the room.

With cheap microphones, howling and signal loss are very likely to occur, making customers lose interest. Therefore, investing in high-quality wireless microphones not only improves service but also creates a luxurious impression for the restaurant.

Karaoke Subwoofer (Subwoofer)

The subwoofer delivers deep, solid and powerful bass, making the background music more vibrant. When singing karaoke, guests will clearly feel the bass force from the subwoofer, making the space more "alive" and emotions more sublime.

Especially in dance music or remixes, the presence of sub will create an explosive atmosphere, making customers stay longer and consume more. For shops that want to do business effectively, subwoofer is an indispensable device.

Professional karaoke mixer 

Professional mixers not only serve regular karaoke needs but also help bars expand their services, such as organizing small events, birthday parties or meetings.

This device allows mixing multiple signal sources at the same time, from microphones, instruments to background music, providing harmonious and balanced sound. A quality mixer will help technicians easily control the entire system, ensuring that every party is full of sound and emotion.

What to note when investing in a business karaoke system?

Karaoke business is not just about buying a few devices and installing them. A standard sound system must be carefully calculated from the room area, speaker capacity, to the way it is combined and maintained. If the choice is wrong from the beginning, the owner will waste money and have difficulty retaining customers.

Phuc Truong Audio gives advice Choose synchronous equipment, with the right capacity and installed by an experienced technical team to minimize risks.

Below are important notes that you need to know before investing in a business karaoke system:

• First, choose the right equipment for your room size: The area of ​​the karaoke room directly determines the capacity of the speakers, amplifiers and subwoofers needed. For small rooms under 20m², only 25-30cm bass speakers combined with a compact electric subwoofer are enough. But if the room is larger than 30m², you must use 3-inch full speakers with 40-50cm bass subwoofers for even and full sound coverage.
• Next, you should prioritize brand consistency across the system: A synchronized sound system from the same brand will ensure harmony in sound quality, avoiding phase deviation or signal distortion. Reputable brands such as Electro-Voice, JBL, CAVS or BFaudio all have a complete ecosystem from speakers, amplifiers, digital echo to microphones, helping the restaurant to easily upgrade without worrying about equipment.
• In particular, invest in a quality microphone from the start: The microphone is a device that the customer holds directly, so any problems with howling or weak signal will immediately affect the experience. A high-end wireless microphone set helps the voice to be light, the signal is stable, the signal is strong and the battery is long-lasting, creating a professional feeling right from the first time singing.
• At the same time, the installation and technical alignment must be precise: Investing in quality equipment but installing it incorrectly will still result in poor sound. Hanging speakers too high, placing them in the wrong direction or adjusting the EQ incorrectly can all result in thin, reverberating or distorted sound. Therefore, let a professional technical team survey the room, calculate the installation location and align the system to ensure the best quality.
• Finally, only buy from reputable suppliers with warranties: Karaoke business is a service with high frequency of equipment usage, prone to problems. Without timely warranty and after-sales service, the shop will be interrupted, causing great damage. Therefore, choose a genuine distributor with a clear warranty policy and on-site technical support for long-term peace of mind.

Where to buy reputable and quality karaoke business audio equipment?

Phuc Truong Audio – the leading prestigious distributor of karaoke business audio equipment in Vietnam. With over 10 years of experience, Phuc Truong Audio has accompanied hundreds of karaoke bars, tea rooms, restaurants and households, providing good – durable – technically standard sound systems.

Strengths of Phuc Truong Audio:

• 100% genuine products: Directly distribute major brands such as Electro-Voice, JBL, CAVS, BFaudio, EUDAC... with clear CO/CQ, transparent warranty.
• Specialized technical team: Survey - design - on-site installation, standard acoustic adjustment for each room area.
• Comprehensive and flexible solution: From full-range karaoke speakers, amplifiers, digital reverbs, wireless microphones, subwoofers to professional mixers, meeting the needs of small rooms to large business systems.
• Dedicated after-sales service: 24/7 technical support, regular maintenance, ensuring the karaoke bar always operates stably, without business interruption.

Phuc Truong Audio commits When investing in a showroom, you will have an optimal sound system, helping the karaoke bar attract customers, retain regular customers and improve competitive advantage. Contact now Phuc Truong Audio to get advice and set up a standard - durable - good business karaoke system!

Frequently asked questions

What power sound system is needed for a 20m² karaoke bar?

For a karaoke room of about 20m², the optimal capacity usually ranges from 500–800W RMS, including 2 30cm full bass speakers and one subwoofer 40cm bass. This configuration is strong enough to cover the sound evenly, does not cause echo and still brings a full experience to customers.

Which wireless microphone is good for preventing howling in business karaoke rooms?

Microphones are devices that directly affect the customer experience. To limit howling and provide a soft voice, restaurant owners should choose high-end microphones such as CAVS T4i, Electro-Voice RE3 or BFaudio K-999. These are all products with strong signal reception, long-lasting batteries and minimal howling in closed rooms.

Is it necessary to invest in a subwoofer for a room under 20m²?

Many restaurant owners think that small rooms do not need subwoofers, but in fact, subwoofers are the element that makes the background music thicker and more powerful. For rooms under 20m², just choose a 30-40cm electric bass subwoofer to create a strong bass effect without being too loud.

Business karaoke system should choose analog or digital echo?

In the karaoke business environment, digital reverb is a better choice than analog reverb. Digital reverb allows detailed adjustment of sound ranges, saves many different configurations and especially effectively prevents microphone feedback. Popular digital reverb lines such as EUDAC KM400 or CAVS X400 is being used by many karaoke bars.