
Best VoIP Phone Systems for Small Businesses
Voice over Internet Protocol (VoIP) telephone services are now a critical aspect of contemporary business networking. Best VoIP phone systems reduce the cost of communication. Thus, they make calls via the internet rather than normal phone lines.
They also offer advanced capabilities like call handling, transferring, conferencing and centralized management.
VoIP systems continue to gain popularity among small businesses in Pakistan to improve connectivity. Moreover, they help home workers and make teamwork more effective without investing much money in the new infrastructure. Therefore, choosing the proper VoIP phone system is critical for enterprises looking to communicate securely, expand, and be effective.
In this blog, we have listed the top Grandstream VoIP telephone systems for small businesses in Pakistan. Also, it discusses their features, costs, and ideal applications.
What Grandstream Networks Does
Grandstream was started in the U.S. in 2002 and is known around the world for providing reliable communication and networking options. IP phones, VoIP gateways, network switches, video conferencing systems, and unified communication tools are what the company does best.
The GXP and GRP series phones from Grandstream are designed for modern business communication. Additionally, they have HD audio, PoE support, and centralized control, among other features. Grandstream VoIP solutions are very popular in Pakistan because they are reliable and not too expensive.
Business VoIP vs. Traditional Landlines
When choosing a communication system for your business, it’s essential to understand the differences between Business VoIP and Traditional Landlines. Here’s a detailed comparison:
Aspect |
Business VoIP Systems |
Traditional Landline Systems |
Flexibility |
Works from anywhere with an internet connection — ideal for hybrid or remote teams |
Restricted to physical office locations and fixed wiring |
Installation Process |
Fast cloud-based setup with minimal hardware |
Requires complex wiring and on-site installation |
Cost Structure |
Pay-as-you-go or subscription-based, with low maintenance |
Expensive setup, ongoing line rental, and service charges |
Hardware Requirement |
Uses IP phones, headsets, or even mobile apps |
Needs desk phones, PBX units, and network cables |
Scalability |
Effortlessly scale up or down based on workforce size |
Adding lines involves extra cost and technical support |
Audio Quality |
Delivers HD voice clarity with noise reduction features |
Prone to interference and signal drops over distance |
Advanced Features |
Includes call forwarding, conferencing, voicemail-to-email, and CRM integration |
Limited to basic calling and voicemail functions |
Mobility & Remote Access |
Accessible on smartphones, tablets, or laptops globally |
Stationary—calls can only be made or received in the office |
Security & Reliability |
Encrypted calls and cloud backups ensure data safety |
Vulnerable to line tapping and power disruptions |
Customer Support |
24/7 online assistance and automatic updates |
Dependent on local technicians; slower response times |
Different Kinds of the Best VoIP Phone Systems
Most Grandstream VoIP phones can be put into two groups:
1. Simple or entry-level phones
You can just plug these in and use them. Small businesses and companies with few people can use them well. Therefore, you can talk easily with them, and they have useful features like messages, auto-provisioning, and call transfer.
2. High-tech or business phones
These phones have a lot of extra features.
Such as
· The ability to handle multiple SIP accounts
· Buttons that can be changed to fit your needs
· HD audio
· Color LCD screens
· Bluetooth and Wi-Fi
Additionally, they work well in call centers, medium-sized businesses, and other work settings that need clear communication and growth.
Features Comparison of Best VoIP Phone Systems
Model |
Display |
SIP Accounts |
HD Audio |
PoE Support |
Ideal For |
GXP1610 |
1.8” |
1 |
Yes |
No |
Small Offices |
GXP1615 |
1.8” |
1 |
Yes |
No |
Home/Small Office |
GXP1625 |
2.3” |
2 |
Yes |
Yes |
Small Teams |
GXP1628 |
2.8” |
2 |
Yes |
Yes |
Growing Businesses |
GXP1630 |
2.8” |
2 |
Yes |
Yes |
Startups & Offices |
GXP2130 |
2.8” |
3 |
Yes |
Yes |
Small Call Centers |
GXP1782 |
2.8” |
2 |
Yes |
Yes |
Remote Staff & SOHO |
GXP2140 |
4.3” Color |
4 |
Yes |
Yes |
Medium Businesses |
1. Grandstream GXP1610
Grandstream GXP1610 is a compact, affordable VoIP phone. Additionally, it works well for households and small companies. It has good voice quality and all the VoIP tools you need to talk to people every day.
· The LCD screen is 1.8 inches
· One SIP account
· It can handle HD audio
· The two-way call is simple to use since it's a plug-and-play
The good thing about it is: Great for small companies and homes that need a simple, reliable VoIP phone.
2. GXP1615 VOIP phone system
Grandstream GXP1615 is a VoIP phone system that is suitable for budget-friendly use in home offices and small companies. It sounds good, stays connected, and comes with the fundamental VoIP tools you need to talk to people every day.
• Display screen of 1.8-inch
• Single SIP account
• HD audio support
• Two-way call
3-way audio conferencing
• Simple plug-and-play installation
It's the best because it's stable, cheap, and great for private companies or small businesses that need a VoIP phone.
3. Grandstream GXP1625
Grandstream GXP1625 is perfect for small groups. In addition, it is affordable and possesses more features compared to other models. Also, it supports multiple lines and makes calling management simple.
It features a
· 2.3-inch screen
· two SIP accounts
· PoE support
· HD audio
· programmable keys
It's great for small groups that need numerous connections, VoIP installation, and power-over-Ethernet.
4. Grandstream GXP1628
Target customers for the Grandstream GXP1628 are growing businesses that need better contact tools. With PoE support and customizable keys, it ensures that everything works well.
It has a
-
Screen 2.8-inch
-
two SIP accounts
-
PoE support
-
HD audio
-
2-line keys
-
3-way conferencing
-
advanced call handling tools
What Makes It the Best: It's great for companies. As they grow, they need VoIP services that are adaptable and simple to use.
5. Grandstream GXP1630
It's cheap and has useful business features, so the Grandstream GXP1630 is great for small offices and new businesses. This device is an excellent selection due to its HD audio. Also, it has dual Ethernet connections.
· Three SIP accounts
· HD audio, 4-way conferencing
· PoE support
· Two Ethernet ports
· Screen 2.8-inch
Small businesses and new businesses that want to save money without giving up usefulness will benefit the most from it.
6. Grandstream GXP2130
Small call centers and offices that require numerous phone lines are the target market for the Grandstream GXP2130. Moreover, it has high-quality audio and options for central control.
· 2.8-inch LCD screen
· Three SIP accounts
· Support for HD audio and PoE
· XML-programmable buttons
Its greatest feature is that it's ideal for small call centers that need to oversee multiple lines from a single location.
7. Grandstream GXP1782
Grandstream GXP1782 is great for small offices and employees who work from home and need advanced VoIP features and PoE support. The safe provisioning and HD audio make it perfect for teams that work in different places.
Features: It has a 2.8-inch screen, two SIP accounts, HD audio, PoE support, and an encrypted method to set up from a mobile device.
The best part about this product is that it's ideal for staff members who require a reliable means of communication. Also, they use it to manage their time when working from home or in small offices.
8. Grandstream GXP2140
Medium-sized businesses will appreciate the Grandstream GXP2140 because it has a lot of smart features. These features are BLF and HD audio to facilitate call management. It also supports multiple SIP accounts.
It features a
· 4.3-inch color display
· 4 SIP accounts
· PoE support
· HD audio
· Busy lamp field (BLF)
Lastly, it is ideal for medium offices that require proper line control and a high number of extensions.
Trusted VoIP Phone Systems Suppliers For Small Business
Ultra Tech

In Pakistan, you can easily find these Grandstream VoIP phone services from Ultra Tech. Being a licensed Grandstream dealer in Pakistan, they offer the best VoIP phone systems for small businesses. Ultra Tech has great communication options for offices of all kinds, from small businesses just starting to large companies that are growing. With low prices and real goods, you can be sure that your business communications will have reliable call quality, advanced features, and the ability to grow. You can easily buy your Grandstream VoIP phone from anywhere in Pakistan because Ultra Tech ships its goods all over the country. Besides this, they also offer a variety of network products from reputed brands in Pakistan, such as Huawei, Imou, Cisco and others.

2. Accsys

Accsys is also a trusted provider of VoIP phone systems in Pakistan. They have a wide range of IP phones and PBX solutions from well-known names such as Cisco, Polycom, and Grandstream. They help businesses of all sizes with their communication problems by tailoring answers to each one. Accsys is known for having quick technical help and customer service, which makes it easy for VoIP systems to be integrated and run.
3. NetHawk

NetHawk is Pakistan's top VoIP service provider. They focus on IP PBX systems, IP phones, digital ports, and wireless access points. They have many products from brands like Yealink and Fanvil that are good for both small and big businesses. NetHawk is known for having a wide range of products and a lot of experience setting up integrated communication systems.
4. Nayatel

Nayatel is a well-known ISP in Pakistan that provides fiber-to-the-home (FTTH) internet services and VoIP services. Their Hosted PBX and SIP Trunk services are made for small and medium-sized companies. They offer features like high call capacity and no maintenance costs. Nayatel's services are backed by a strong fiber infrastructure that makes sure transmission is always reliable and of high quality.
5. Sajal Solutions

Sajal Solutions is also one of the top Pakistani VoIP service providers that was introduced in 2012. They offer hosted PBX solutions, DID and toll-free lines, and call termination from A to Z and good quality VoIP services to companies all over the world. Sajal Solutions is known for having lightning-fast connections and crystal-clear voice quality, which is why companies that need reliable communication solutions choose it.
Conclusion:
A dependable voice over internet protocol (VoIP) phone system is an absolute necessity for small organizations. Also, those organizations are looking to reduce their operational expenses and enhance their communication capabilities. Grandstream has a lot of different phones for businesses of all kinds and types. These range from simple entry-level phones for home offices to advanced systems with multiple lines for busy call centers.
Not only do these VoIP phones have great sound, but they also have features like PoE, multiple SIP accounts, BLF, programmable keys, and control from one place. Companies in Pakistan are growing increasingly willing to convert to digital and work from home. They may stay in touch and collaborate more effectively in this way. Also, they may be more productive by using a scalable VoIP system.
Above, we’ve listed the best VoIP phone system suppliers. Among them, Ultra Tech stands out as a trusted Grandstream VoIP phone distributor. Having the reputation of offering the authentic products of Grandstream, competitive pricing, and quality after-sales service, Ultra Tech ensures that no business will hesitate to embrace the use of modern communication solutions.