VoIP Telephony

IP PBXs for SMB and Enterprise Business

A powerful yet easy to manage voice, video, data, and mobility communications platform has never been more achievable than when anchored with Grandstream’s series of UCM IP PBXs. The UCM series of IP PBXs offer an extensive set of unified communication features in an easy-to-manage on premise solution with no licensing fees, upgrade fees or costs per features. Our UCMs range from small and medium business deployments to small and medium enterprise solutions.

  • Supports up to 2000 SIP endpoint registrations, up to 200 concurrent calls and up to 64 conference attendees
  • 1GHz quad-core Cortex A9 processor
  • 1GB DDR3 Ram, 32GB Flash
  • 1 Integrated T1/E1/J1 interface, 2PSTM trunk FXO ports, 2 analog telephone/Fax FXS ports with lifeline capability, Unlimited SIP trunk accounts
  • Gigabit network ports with Integrates PoE, USB, SD card, integrated NAT router
  • Comprehensive security protection using SRTP, TLS and HTTPS with hardware encryption accelerator
  • Quickly setup and provision Grandstream endpoints using the Auto-Discovery and Zero Config feature within the product’s web user interface
  • Voice Mail
  • Voice Mail to Email
  • Concurrent Registration
  • 5 Levels of provisional IVR
  • Call Queues
  • Call Reporting
  • Call Recording
  • Live Monitoring
  • Call Center Features
  • Real Time Queue Monitor
  • Fax Server
  • Fax to Email
  • SIP Trunking
  • Caller ID
  • Call Forwarding
  • Custom Caller ID
  • Paging and Intercom
  • CRM Integration
  • PMS Integration
  • LDAP Integration
  • Custom Music On Hold
  • Central Phone book
  • Call Forwarding
  • DID
  • DOD
  • Office Time Condition
  • Call Transfer
  • Ring Group
  • Zero Config
  • Call Parking
  • Web Based Management System
  • Easy Backup and Restore
  • Conference Calls
  • Conference Bridges
  • Smartphone Soft phone available

We Have an IP Phone for Every Need

We offer a full portfolio of IP phones in order to offer the ideal device for every need and every user. Whether you need basic, mid-range, high-end, video or cordless phones, we have what you need. We even offer a free softphone app, Grandstream Wave.

All of our IP phones are compatible with any third party SIP service or devices. Pair our IP phones with our UCM series of IP PBXs to get even more from your Grandstream IP phones.


We have a phone for every need…

 We offer a wide-range of IP phones in order to offer the ideal model for any setting.

  • Our Basic IP phones offer simple, easy-to-use IP phones
  • Our Mid-Range IP Phones offer mid-range capacity with a high-end design
  • Our High-End IP Phones are designed for users who are often on the phone
  • Our IP Video Phones for Android offer a powerful voice, video and web portal
  • Our DECT Cordless IP phones allow anyone to mobilize their VoIP solution
  • Our Grandstream Wave softphone app allows you to access any SIP accounts on any mobile device.

Video Takes Your Calls to the Next Level

Our GXV3200 series of IP Video Phones for Android are revolutionizing VoIP telephony by combining a powerful video calling platform with the functionality of an Android tablet and a 6-line IP Phones. These devices run the Android operating system and offer full access to the Google Play Store to allow for calling and video conferencing with Skype, Google Hangouts and more. These devices also support device to device video calls through SIP.

Add Mobility to Your Telephony Solution

We offer a variety of features and tools to allow you to access your VoIP network anywhere in your office or while out-of-the-office.

  • Our DP series of DECT cordless IP phones allows you to mobilize your VoIP solution throughout any location
  • The Grandstream Wave Softphone app is a free app for Android and iOS that allows you to access up to 6 different SIP accounts from your mobile devices.
  • Our UCM series of IP PBXs offers a variety of tools to forward calls to mobile phones or other extensions.

Eliminate Compatibility Concerns

 Grandstream IP phones will be compatible with third party SIP service, platform or product. We build our phones using open-source SIP technology to ensure that you do not have to worry about compatibility.

We provide every product you will need to design an install complete business communication solutions, and we make business communications easier than ever before.  Our Web User interfaces are streamlined and intuitive, we offer a wide range of provisioning options, all of our devices are easily compatible with each other and other SIP devices, and we offer fail-over options that ensure your network never goes down.