Explore professional audio solutions from world-class brands at Hoang Bao Khoa: speakers, mixers, amplifiers, microphones, and signal processors for studio, stage, and touring,...
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Dante vs. AES67 | Hoang Bao Khoa

Explore the differences between Dante and AES67 - two widely used Audio-over-IP protocols. This article explains how each protocol works, their compatibility, advantages, and practical applications in professional audio systems, helping you choose the right solution for your setup.

Troubleshooting Steps for Dante Clock Loss on Sennheiser Devices

This article provides a step-by-step guide to resolving Dante Clock Loss issues on Sennheiser devices. Learn about the common causes, how to check network configurations, upgrate firmware, and optimize your Dante setup to maintain stable clock synchronization across the entire network.

Antenna Diversity and Antenna Spacing in Sennheiser Wireless Microphone Systems

This article explains in detail the concept of antenna diversity in wireless microphone systems, including how to correctly position antennas and the recommended spacing according to Sennheiser’s guidelines. Proper antenna placement and diversity setup help ensure stable signal and minimize during reception operation.

FAQs Sennheiser | Interference Issues in Digital Wireless Microphone Systems

This article provides guidance on troubleshooting RF interference in Sennheiser digital wireless microphone systems. It explains the main causes of RF noise, methods to minimize interference, and best practices for using microphones, transmitters, and cables correctly to maintain a clean and stable audio signal.

Hum or Buzz from Ground Loops - Troubleshooting Guide by Sennheiser

A detailed guide to identifying and eliminating hum or buzz in audio systems caused by ground loops. Learn how to verify grounding connections, use ground lift switches, isolate audio signals, and apply technical solutions such as ferrite beads and proper cabling practices to remove interference - ensuring clean and stable sound performance.

Suggested Church Sound System Based on Real-World Scale

A church is a unique acoustic space, often characterized by high ceilings, wide arches, and reflective surfaces. Therefore, selecting loudspeakers should not be based solely on power but also on coverage, directivity, and vocal clarity. Depending on the church size - small, medium, or large - the sound system configuration will vary to ensure balanced, clear, and reverent audio throughout the space.

What Does a Church Sound System Include?

What components make up a complete church sound system? From microphones, mixers, speakers, and amplifiers to signal processors - each element directly affects overall sound quality. Join Hoang Bao Khoa to explore the details and find a synchronized, suitable solution for every church scale.

How to Choose a High Quality Gooseneck Microphone

Learn what a gooseneck microphone is, how to distinguish between condenser and dynamic types, and key criteria for selecting a durable mic with clear voice pickup. Discover genuine products from Sennheiser, Behringer, FBT, JTS, and more - exclusively at Hoang Bao Khoa.

Reliable Audio & Lighting Services in Ho Chi Minh City | Professional Solutions by Hoang Bao Khoa

Hoang Bao Khoa (HBK) provides trusted audio and lighting services in Ho Chi Minh City for auditoriums, stages, restaurants, and schools. We offer full-package consulting, system design, and installation using genuine equipment to ensure international-level performance and reliability.

Full Sound System Solutions from Hoang Bao Khoa

Hoang Bao Khoa (HBK) provides full-package sound system consulting and installation for auditoriums, restaurants, bar-clubs, schools, and more. With nearly 10 years of experience and a highly specialized technical team, we ensure that every system is designed, installed, and delivered to meet international performance standards.

Professional Audio Solutions

Premium Sound Equipment for Every Application

At Hoang Bao Khoa, we provide a complete range of Professional Audio equipment designed to deliver clear, powerful, and reliable sound performance. Whether you’re building a live sound system, upgrading a recording studio, or setting up for touring and events, we bring you top-tier solutions from globally recognized brands.

Comprehensive Audio System Lineup

Speakers & Line Arrays: Deliver dynamic sound coverage for any venue size.
Mixers & Digital Consoles: Intuitive control and pristine audio processing.
Power Amplifiers: Efficient amplification with clean, consistent output.
Microphones: Wired and wireless options for vocals, instruments, and presentations.
Signal Processors & Interfaces: Optimize sound performance with precision tools.

Trusted by Professionals

Our Professional Audio solutions are trusted by sound engineers, rental companies, and event organizers across Vietnam and beyond. We proudly represent industry-leading brands such as Sennheiser, FBT, Midas, Behringer,...