Six Steps to Improve your VoIP Service Call Quality

6 Steps to Improve Your VoIP Service Call Quality

9 May 2023 Tags:

While VoIP offers a cost-effective and flexible alternative to traditional telephony, call quality might be a concern from time to time. Since VoIP calls are reliant happen on the internet, it's also important not only to know what to do to improve your VoIP system call quality but also how to not fall prey to some of the common issues VoIP users face, such as network congestion, bandwidth limitations, and hardware issues.

In this guide, we will explore various methods and best practices to help you improve VoIP call quality, ensuring crystal-clear conversations and seamless communication experiences for both personal and professional use. 

The Importance of Call Quality in VoIP

In the modern business environment, efficient communication is critical for success, and maintaining high call quality is indispensable for achieving this goal. Having good audio quality during calls can positively affect the overall user experience and offer several benefits:

  • Helping to project a professional image 

When clients and colleagues communicate effectively without disruptions or distortions, it creates an impression of competence and reliability. Superior call quality ensures that important details are correctly understood; this prevents misunderstandings and miscommunications that could potentially harm business relationships. In a competitive marketplace, businesses cannot afford to compromise on the quality of their calls as it directly impacts their credibility and reputation.

  • Enhanced Productivity and Collaboration

Effective communication has become even more crucial with the increasing prevalence of remote work and global teams. High-quality VoIP calls help reduce communication barriers, enabling seamless collaboration among team members who may be geographically dispersed. When participants in a conference call can clearly hear and understand one another, it significantly streamlines the decision-making process, leading to increased efficiency and productivity. 

  • Reduced Miscommunication and Errors

When call quality is impaired, there is a higher likelihood of miscommunication. Background noise echoes or choppy audio can lead to misinterpretations of critical information, resulting in costly mistakes or delays. Investing in VoIP systems with exceptional quality can minimize these risks, ensuring that essential data is accurately conveyed and understood. This, in turn, reduces the potential for errors and fosters a more efficient work environment. 

The importance of call quality in VoIP systems cannot be overstated. Businesses prioritizing high quality in their communications can expect increased efficiency and a competitive edge in the ever-evolving global market.

How Poor Quality Can Impact Business Communications

When call quality suffers in a VoIP system, the consequences can be far-reaching, impacting internal business communications and external customer interactions. 

  • Hindered Business Communications

Effective communication is the backbone of any successful business. If the audio quality during a call is not good, it can lead to misunderstandings, lost opportunities, hinder collaboration, and slow progress on meaningful projects.

Poor call quality can exacerbate these issues for businesses operating across different time zones, leading to frustration and decreased productivity.

  • Damaged Customer Experience

In today's customer-focused world, businesses cannot risk providing a lousy customer experience. Deficient call quality can lead to customer dissatisfaction as clients struggle to hear or understand the information. This can result in longer call times, increased call abandonment, and a negative perception of the company.

How to improve Call Quality on VoIP?

Here are some ways to enhance the quality of your VoIP calls: 

1. Choose a reliable Internet Service Provider (ISP)

One of the most crucial factors in VoIP call quality is the reliability of your Internet Service Provider. A reliable ISP will provide a stable, high-speed internet connection, vital for maintaining clear and uninterrupted communication during VoIP calls. 

To make an informed decision when selecting an ISP, keep the following factors in mind:

  • a. Bandwidth: Adequate bandwidth is essential for ensuring high-quality VoIP calls. Assess your organization's requirements based on the number of concurrent calls and the necessary bandwidth per call. Opt for an ISP that can provide sufficient bandwidth to accommodate your needs while allowing future growth.
  • b. Speed: A high-speed internet connection is required for smooth VoIP call performance. When evaluating ISPs, pay close attention to their upload and download speeds, as both can impact the call quality. It is essential to select a provider that offers symmetrical speeds, where upload and download speeds are equal, to maintain a stable connection throughout the call.
  • c. Latency: High latency can result in delays, echo, and poor audio quality. Investigate the ISP's average latency levels and opt for a provider with consistently low latency to ensure optimal call quality. You can learn more about latency in this blog post.
  • d. Customer Reviews and Performance History: Look for testimonials, case studies, or independent reviews that can provide insights into the provider's ability to deliver consistent, high-quality service. Additionally, inquire about their track record of resolving technical issues and customer support responsiveness.

2. Optimize Your Network for VoIP

You must optimize your network to ensure the best possible VoIP call quality. Below are some tips on how to do this:

  • Quality of Service (QoS) settings: Quality of Service (QoS) settings play a vital role in prioritizing VoIP traffic over other types of data within your network. By adjusting your router's QoS settings, you can allocate higher priority to VoIP traffic, which in turn helps maintain smooth and uninterrupted calls. This prevents dropped or delayed calls, ensuring a seamless communication experience for all parties involved. 
  • Bandwidth management: Regularly monitoring your network usage allows you to assess whether you have adequate bandwidth for your VoIP needs. If your current bandwidth is insufficient, consider upgrading your internet plan or implementing bandwidth management tools. By effectively allocating resources, you can ensure that other network activities do not compromise VoIP traffic.
  • Network monitoring: Latency, packet loss, and jitter are common issues that can adversely impact VoIP call quality. To prevent these problems, it is essential to monitor your network regularly. Leveraging network monitoring tools enables you to diagnose and address issues quickly before they significantly impact your business. 

3. Invest in Quality Hardware

The hardware you use for VoIP calls can significantly affect the call quality. Consider investing in the following equipment:

  • IP phones: Choose high-quality IP phones that support wideband audio codecs for better voice clarity and feature noise-cancellation capabilities.
  • Routers: Invest in a router specifically designed for VoIP use or one with advanced QoS settings to prioritize VoIP traffic. 
  • Switches: High-quality switches can help reduce network congestion and improve the overall performance of your VoIP system.
  • Other networking equipment: Ensure all your networking equipment, such as cables and adapters, is up-to-date and high-quality to minimize potential issues.

4. Prioritize Audio Codecs and Codec Settings

Audio codecs compress and decompress voice data to transmit it over the internet. Different codecs have varying bandwidth requirements and levels of voice compression, which can impact call quality. Some popular codecs include G.711, G.729, and Opus.

Consider the following recommendations:

  • Select an audio codec that balances voice quality and bandwidth requirements, such as G.711 or Opus.
  • Configure your VoIP system to prioritize high-quality codecs in case of network congestion or limited bandwidth.
  • Regularly update your codecs to ensure you use the latest, most efficient versions.

5. Monitor and Troubleshoot

Educate users on best practices for VoIP calls to maintain high call quality. Some tips include:

  • Speaking clearly and at an appropriate volume
  • Avoiding background noise by using a quiet environment for calls
  • Using proper audio equipment, such as headsets with noise-canceling microphones

6. Consider Managed VoIP Service Providers

Managed VoIP Service Providers, such as resellers, can help ensure high-quality VoIP calls by handling the technical aspects of your VoIP system., for example, has a reseller network that can provide expert support, ensuring optimal call quality for your business or personal use. By outsourcing VoIP management to a trusted reseller, you can focus on other tasks while benefiting from their expertise and experience handling VoIP systems. 


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