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Grandstream UCM6308 3000 Users Enterprise Grade IP PBX

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Grandstream UCM6308 3000 Users Enterprise Grade IP PBX

(You save $1,599.01 )

Grandstream UCM6308 is an enterprise grade IP PBX appliance for large businesses who want to control their communications — with no license fees. UCM6308 enables VoIP telephony and video conferencing for up to 3000 users and 450 concurrent calls (300 when using SRTP encryption) with an integrated conference bridge for up to 300 participants in an audio conference and up to 8 rooms and 60 participants in a video conference at 1080p Full HD resolution. You get HD video conferencing with all the features — screen sharing, whiteboarding and more. You get full VoIP telephony features — caller ID, call queue, customizable call distribution and more. In addition, you get central control for network connected systems like intercom, access control, analytics, and more. You even get an auto attendant with up to 5 levels of interactive voice response.

Grandstream UCM6308 has a display to simplify management. The phone system protects all communications with enterprise grade security — secure boot, SRTP encryption and much more. It has an integrated NAT router that supports both router mode and switch mode. UCM6308 has eight FXS ports to connect to analog telephone lines and eight FXO ports to connect to PSTN lines. The Grandstream UCM6300 Series telephony operating system is based on Asterisk 16.

Grandstream UCM6308 Quick Specs:

  • Call Capacity:
    • Users: 3000
    • Concurrent Calls: 450
    • Concurrent SRTP Calls: 300
  • Conference Bridge:
    • Video Conferencing (rooms): 8
    • Video Conferencing (parties): 60
    • Audio Conferencing: 300
  • Physical Connectors:
    • FXO Ports: 8x RJ11
    • FXS Ports: 8x RJ11
    • Ethernet: 3x Gigabit PoE+
    • USB: 2x USB-A 3.0
    • Edge Storage: 1x SD Card
  • Audio Codecs: Opus, G.711u/a, G.722, G.722.1, G.722.1C, G.723.1, G.726-32, G.729A/B, iLBC, GSM
  • Fax Over IP: T.38
  • Mounting: rack, wall
  • Dimensions:
    • Height: 1.82 in
    • Width: 19.09 in
    • Depth: 7.37 in
  • Weight: 5.62 lb

Grandstream UCM6308 On-Premise IP Phone System Package Contents:

  • UCM6308 Appliance
  • Ethernet Cable
  • 2x 12 V Power Adapters
  • Quick Installation Guide

Grandstream UCM6308 IP PBX Documentation:

Concurrent Calls:
Audio Conferencing:
Up to 300 Parties
Video Conferencing:
Up to 60 Parties
Video Resolution:
1080p Full HD
FXS Ports:
FXO Ports:
NAT Router:
USB Ports:
2x USB-A 3.0
Ethernet Ports:
3x Gigabit
5.62 lb