Expand Combo

Already have a sound system you love? EXPAND COMBO adds a 2-in-1 DSP karaoke processor, two UHF wireless microphones, intuitive touchscreen controls, and a party light to your existing setup—bringing expressive vocals and a livelier entertainment atmosphere without replacing your speakers.

Overview of EXPAND COMBO

EXPAND COMBO is a thoughtfully designed audio upgrade package from HQsing, created for music lovers who want to expand their existing sound system with karaoke capabilities and a more engaging entertainment experience. Whether you own active speakers or passive speakers paired with an amplifier, this combination allows you to add essential karaoke features while making the most of your current equipment.

At its heart is the HQsing MRP-123 Processor, a 2-in-1 digital karaoke processor that integrates DSP sound processing and a dual UHF wireless microphone system. With advanced audio technologies, intuitive touchscreen controls, and versatile connectivity, it brings greater flexibility to both music listening and vocal performance.

The included HQsing Party Light adds another exciting dimension, complementing the sound system with party lighting that helps create a vibrant atmosphere.

Combining practical functionality with a streamlined design, EXPAND COMBO offers an appealing way to elevate everyday entertainment without the complexity of building an entirely new karaoke system.

Real-World Applications of EXPAND COMBO

From relaxing evenings at home to lively gatherings with friends, EXPAND COMBO brings new entertainment possibilities to spaces already equipped with suitable audio systems.

Upgrade Your Living Room into a Home Karaoke Experience

If your speakers deliver satisfying music playback but lack karaoke functionality, EXPAND COMBO provides a convenient way to introduce vocal processing and wireless microphones into your living room.

With a compatible setup, you can enjoy favorite playlists throughout the day and switch to karaoke when family or friends gather. The integrated DSP supports expressive vocal effects, while the dual wireless microphones make it easy to share a duet or take turns performing.

The addition of party lighting makes celebrations even more inviting, helping transform familiar living spaces into vibrant entertainment areas filled with music and laughter.

Enhance Entertainment in Villas, Nail Salons, and Small Lounges

EXPAND COMBO also fits naturally into villas, nail salons, and small lounges where flexibility and a tidy equipment arrangement are important.

In villas, it brings karaoke entertainment to private gatherings and weekend retreats. For nail salons and small lounges, the processor supports music playback from compatible sources while offering additional karaoke functionality when desired.

Its integrated design is particularly useful in spaces where entertainment equipment should complement the surroundings rather than dominate them.

Design and Construction of EXPAND COMBO

EXPAND COMBO combines modern audio technology with a clean, purposeful design that complements contemporary entertainment spaces.

The centerpiece, the HQsing MRP-123 Processor, features a durable metal chassis and an elegant brushed silver aluminum front panel. Its metallic finish contrasts with the dark digital control interface, creating a refined yet distinctive appearance suitable for modern home audio installations.

Measuring 430 × 250 × 70 mm and weighing approximately 4.5 kg, the processor can be conveniently positioned on an entertainment shelf or within an existing audio equipment arrangement.

The front panel features a 3.5-inch digital touchscreen alongside three dedicated Mic, Effect, and Music adjustment knobs. This combination of digital and physical controls provides a clear, accessible interface without compromising the processor's streamlined appearance.

Two UHF wireless handheld microphones complete the audio components, while the HQsing Party Light introduces a decorative lighting element.

Together, these components create a cohesive upgrade package that balances visual appeal with everyday practicality.

Audio Performance and Capabilities of EXPAND COMBO

Advanced DSP Processing for Expressive Vocals and Balanced Music

At the core of EXPAND COMBO is the digital signal processing system built into the HQsing MRP-123 Processor. Featuring Echo, Reverb, EQ, Compressor, and Limiter, the processor provides essential tools for shaping vocals and controlling audio signals.

Echo and Reverb add spaciousness and depth to the voice, helping create a smoother, more expressive karaoke performance. EQ supports tonal adjustments across different frequency ranges, while Compressor and Limiter help manage signal dynamics for more consistent audio levels.

The processor also incorporates BBE Sonic Maximizer technology, developed by BBE Sound in the United States. Designed to enhance perceived clarity, brightness, and depth, this processing technology helps bring greater definition to vocals and instrumental music.

Independent adjustment of Music, Mic, and Effect parameters allows you to tailor the balance between the backing track and your voice. Whether you prefer a warm, gentle vocal presentation or a more lively karaoke sound, these controls provide flexibility to suit your listening preferences.

With a 20 Hz–20 kHz frequency response and a signal-to-noise ratio of ≥ 90 dB, the processor offers suitable signal-processing capabilities for home music and karaoke applications. Overall sound quality will also depend on the connected speakers, amplification, and audio source.

Digital Feedback Suppression for More Comfortable Karaoke Sessions

Unwanted microphone feedback can quickly interrupt an enjoyable performance, especially when singing in a room where loudspeakers and microphones operate close together.

To address this, the HQsing MRP-123 Processor features FBX 1–2–3 digital feedback suppression, helping control the high-pitched squealing that can occur during karaoke sessions.

Working alongside the processor's EQ and DSP functions, this technology helps maintain a more comfortable singing environment, allowing you to focus on your performance rather than distracting feedback.

Its effectiveness depends on speaker placement, microphone positioning, volume levels, and system adjustments, making proper setup an important part of achieving satisfying results.

Flexible Compatibility with Existing Audio Systems

A defining strength of EXPAND COMBO is its compatibility with different speaker configurations.

The HQsing MRP-123 Processor handles audio signal processing rather than power amplification, making it suitable for integration with compatible active speakers or passive speaker systems connected through an external amplifier.

With active speakers, processed audio can be sent directly to a compatible line-level input, allowing an existing music system to gain karaoke functionality.

For passive speakers, the processor connects to a compatible amplifier, which supplies the power needed to drive the speakers. This arrangement allows you to retain your current amplifier and speakers while introducing digital audio processing.

Systems with multiple active speakers can also be supported through appropriate signal distribution and connection arrangements. Since each active speaker uses its own amplification, the processor does not directly supply speaker-driving power.

This flexibility makes EXPAND COMBO particularly valuable for customers who want to build upon their current audio investment rather than replace it.

Key Features and Benefits of EXPAND COMBO

2-in-1 Processor Design Reduces the Need for Separate Equipment

Traditional karaoke setups often require a dedicated digital processor and a separate wireless microphone receiver. EXPAND COMBO simplifies this arrangement through the HQsing MRP-123 Processor, which integrates both functions into a single unit.

By combining DSP processing with a dual wireless microphone system, it reduces the number of standalone components and the external connections required between them.

The result is a cleaner equipment arrangement that is easier to incorporate into modern entertainment spaces. For customers upgrading an existing speaker system, this integrated approach also helps concentrate their investment on the essential karaoke functions they need.

Dual UHF Wireless Microphones with Auto Scan & Sync for Effortless Duets

EXPAND COMBO includes two high-sensitivity UHF wireless handheld microphones, designed for clear vocal pickup while helping reduce interference during use.

The system incorporates Auto Scan & Sync functionality, supporting frequency scanning and synchronization with the receiver. Infrared synchronization allows the microphones to match the selected receiver frequency, making preparation more convenient.

With an operating range of approximately 40–50 meters under suitable conditions, the microphones provide comfortable freedom of movement in many fixed entertainment environments. Actual range may vary depending on obstacles and wireless interference.

Whether performing a heartfelt duet or sharing the microphone with friends, the wireless design allows you to sing naturally without being restricted by cables.

Four Sound Presets and Memory Function for Faster, Easier Entertainment

Not every karaoke enthusiast wants to spend time manually configuring audio effects. EXPAND COMBO makes getting started easier with four built-in sound presets:

• Bolero: A convenient starting point for sentimental songs and expressive vocal performances.

• Pop Ballad: Suited to gentle, melodic singing styles.

• Remix: Designed for energetic music and lively karaoke sessions.

• HiFi Music: A listening-oriented preset for enjoying music.

These preset modes provide quick access to different sound profiles while leaving room for additional adjustments according to your voice and speaker system.

The processor also supports saving customized audio configurations after setup. Once you have established your preferred settings, you can store them for future sessions rather than repeat the entire adjustment process.

This combination of presets and memory makes EXPAND COMBO particularly welcoming for everyday karaoke enthusiasts who appreciate personalized sound without complicated preparation.

Touchscreen, Dedicated Controls, and Remote Operation for Everyday Convenience

EXPAND COMBO offers three practical ways to manage your karaoke settings through the HQsing MRP-123 Processor.

The 3.5-inch digital touchscreen provides an intuitive interface for accessing functions and selecting audio settings, replacing many of the complex mechanical operations associated with traditional analog equipment.

For immediate adjustments, the three dedicated Mic, Effect, and Music knobs let you change essential audio levels directly. If your backing track sounds too prominent, you can adjust the music and microphone balance. When a song calls for a different vocal ambience, the Effect control offers quick access to the desired adjustment.

The included remote control provides additional flexibility, allowing supported functions to be operated from a distance.

Together, these controls make it easier to manage sound throughout a karaoke session, keeping the experience intuitive and enjoyable for both beginners and regular users.

Versatile Connectivity for Modern Entertainment Devices

EXPAND COMBO supports a wide range of entertainment sources through the HQsing MRP-123 Processor's connectivity options, including HDMI ARC, Bluetooth, Optical, Coaxial, USB, RCA, and XLR.

Bluetooth offers convenient wireless music playback from compatible smartphones and tablets, making it easy to access playlists and favorite songs.

HDMI ARC, Optical, and Coaxial provide digital audio connection options for compatible televisions, karaoke players, and other audio sources. RCA and XLR extend integration possibilities with suitable audio equipment, while USB provides an additional connection interface.

With these options available, you can select the appropriate connection method for your equipment and move between different entertainment activities without relying on a single audio source.

This versatility is particularly useful for households that combine television entertainment, digital music playback, and karaoke within one sound system.

HQsing Party Light Adds Energy to Every Entertainment Moment

Music sets the mood, but lighting can make a celebration feel even more exciting.

EXPAND COMBO includes the HQsing Party Light to complement your karaoke system with a festive visual element. Whether you are hosting a birthday gathering, entertaining friends, or enjoying energetic Remix tracks, party lighting helps create a more dynamic and inviting atmosphere.

In living rooms, villas, and smaller entertainment spaces, this addition brings extra personality to the surroundings and encourages everyone to join the fun.

By pairing audio enhancement with a dedicated lighting accessory, EXPAND COMBO goes beyond a conventional processor upgrade to create a more engaging home entertainment package.

Who Is EXPAND COMBO Best Suited For?

EXPAND COMBO is an excellent fit for customers who already own compatible speakers and want to introduce karaoke functionality without investing in an entirely new sound system.

It is particularly appealing to home entertainment enthusiasts who value straightforward operation, a streamlined setup, and flexible sound adjustments. The combination of integrated processing, preset modes, and convenient controls also makes it accessible to customers who prefer practical features over complicated audio configurations.

For households with a mid-range budget or above, the ability to retain existing equipment offers a focused approach to upgrading. Rather than replacing speakers that already meet their listening needs, customers can invest in additional karaoke and entertainment capabilities.

The package is also well suited to villas, nail salons, and small lounges seeking a compact audio enhancement solution for fixed entertainment spaces.

However, EXPAND COMBO is not intended for large-scale professional sound systems requiring extensive output routing, multiple audio zones, or highly specialized processing. Separate professional processors, mixers, and microphone systems offer greater flexibility for demanding installations and individual component upgrades.

For customers prioritizing convenience, integration, and enjoyable everyday karaoke, EXPAND COMBO delivers a compelling balance of functionality and practicality.

What's Included in EXPAND COMBO?

EXPAND COMBO brings together the essential components needed to expand the entertainment capabilities of an existing audio system.

Component	Quantity	Function
HQsing MRP-123 Processor	1 set	2-in-1 digital karaoke processor with an integrated dual UHF wireless microphone system
HQsing Party Light	1 unit	Adds party lighting to enhance the entertainment atmosphere
Connection Cables and Accessories	1 set	Supports installation and connection with compatible equipment

The HQsing MRP-123 Processor serves as the central audio component, combining digital signal processing, wireless microphone functionality, and sound controls.

The HQsing Party Light complements the system with decorative lighting, while the included connection cables and accessories support installation. Additional or specific cables may be needed depending on the existing equipment.

Speakers and amplifiers are not included, allowing you to integrate the package with a compatible audio system you already own.

For added peace of mind, the HQsing MRP-123 Processor comes with the stated 18-month HQsing warranty and a one-for-one replacement policy throughout the warranty period, subject to applicable warranty terms.

Important Considerations When Using EXPAND COMBO

For the best results, EXPAND COMBO should be connected and configured according to the requirements of your existing audio system.

With active speakers, connect the processor's audio output to a compatible line-level input. When using multiple active speakers, arrange signal distribution appropriately and maintain suitable volume levels.

For passive speakers, a compatible amplifier or power amplifier is required between the processor and speakers. The HQsing MRP-123 Processor does not provide speaker-driving amplification and cannot directly power passive speakers.

During karaoke sessions, position microphones away from the front of the loudspeakers and adjust microphone volume and effects to help minimize feedback. For televisions, smartphones, tablets, and other audio sources, select the connection method supported by the equipment.

With proper setup, EXPAND COMBO brings together versatile digital processing, wireless microphone freedom, intuitive controls, and festive lighting in one practical upgrade package—helping you rediscover your favorite music and enjoy more memorable karaoke moments with the people who matter most.

If you are unsure whether the HQsing MRP123 is compatible with your current system, please contact HQsing for a system compatibility check and personalized recommendation before placing your order.