GS-UCM6302A - Grand Stream 2 FXO, 2 FXS, 500 Users AUDIO ONLY | Aztek Computers
29+Years
SKU: EYA11GSWM5 |  Mfg. Part: GS-UCM6302A  | UPC: 6947273703556  | 
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GS-UCM6302A - Grand Stream 2 FXO, 2 FXS, 500 Users AUDIO ONLY

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$295.67  $399.15

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Product Overview

- Supports up to 500 users and up to 75 concurrent calls
- Zero configuration provisioning of Grandstream SIP endpoints
- Built-in Instant Messaging (IM), Audio Conferencing & Web Meetings platform that supports access from computers, mobile devices, and SIP endpoints
- Free Wave App allows easy voice & Instant Messaging (IM) communications using desktops, Web, and Android/ iOS devices
- API available for third-party integrations, including CRM and PMS platforms
- Advanced security protection with secure boot, unique certificate and random default password to protect calls and accounts
- Three Gigabit auto-sensing RJ45 network ports with integrated PoE+ and support NAT router
- Automated NAT firewall traversal service facilitates secure remote connections
- Enhanced reliability with support for Hot Standby High Availability and local dual deployment
- Supports Full-Band Opus voice codec,jitter resilience up to 50% packet loss
- Compatible with GDMS for cloud setup, management and monitoring
- Based on Asterisk* version 16 open source telephony operating system

Expert Overview

The GRAND STREAM GS-UCM6302A is a business phone system designed for organizations requiring an on-premise audio-only unified communication solution. It supports up to 500 users and can manage up to 75 concurrent calls, making it suitable for small to medium-sized businesses. This system integrates Instant Messaging (IM) and audio conferencing, accessible via computers, mobile devices, and SIP endpoints. The free Wave App facilitates voice and IM communications across various devices. It features zero-configuration provisioning for Grandstream SIP endpoints and offers an API for third-party integrations with platforms like CRM and PMS. Security is addressed through secure boot, unique certificates, and random default passwords. The unit includes three Gigabit auto-sensing RJ45 network ports with integrated PoE+ and supports NAT router functionality. It is compatible with GDMS for cloud management and is built on the Asterisk version 16 open-source telephony operating system.

Technical Specifications

Maximum Concurrent Calls: 75
Number FXO Ports: 2
Number FXS Ports: 2
Wall or Rack Mountable: Wall
Color: Gray

Product Details

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  • GRAND STREAM
  • GS-UCM6302A
  • B09RF2VF9L
  • 6947273703556
  • New
  • 2.7 lbs
  • 15 X 5 X 9
  • Jul 28, 2026
  • Oct 29, 2025
Product Identifiers: Brand: Grand Stream • Part #: GS-UCM6302A • UPC: 6947273703556 • ASIN: B09RF2VF9L • Category: Business Phones

Frequently Asked Questions

What is the maximum user capacity and concurrent call limit for this system?

The system supports up to 500 users and can handle a maximum of 75 concurrent calls.

What physical connectivity options are available for telephone lines and extensions?

This unit includes 2 FXO ports for connecting to analog telephone lines and 2 FXS ports for connecting to analog extensions or devices.

Is this system designed for wall or rack mounting?

The GRAND STREAM GS-UCM6302A is designed for wall mounting.

Does this product support video conferencing or is it audio-only?

This product is specified as an AUDIO ONLY system, supporting audio conferencing and Instant Messaging.

GS-UCM6302A - Grand Stream 2 FXO, 2 FXS, 500 Users AUDIO ONLY

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$295.67