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IP PBXs

About IP PBXs

ISP Supplies offers Grandstream IP PBXs for internet service providers (WISPs), wireless technicians, and other various industries

About IP PBXs

ISP Supplies offers Grandstream IP PBXs for internet service providers (WISPs), wireless technicians, and other various industries

8 Products

Grandstream IP PBX Appliance, Up To 800 Users, 100 Concurrent Calls
SKU: UCM6204
1 In Stock
$‎519.00 $‎549.00
Grandstream IP PBX appliance, Up to 500 SIP endpoint registrations, 60 concurrent calls
SKU: UCM6116
Direct Ship Item Usually ships same day direct from Manufacturer
$‎1,199.00
Grandstream IP PBX Appliance, Up To 500 SIP Endpoint Registrations, 60 Concurrent Calls
SKU: UCM6108
Direct Ship Item Usually ships same day direct from Manufacturer
$‎799.00
Grandstream IP PBX Appliance, Up To 500 SIP Endpoint Registrations, 60 Concurrent Calls
SKU: UCM6104
Direct Ship Item Usually ships same day direct from Manufacturer
$‎449.00
Grandstream IP PBX Appliance, Up To 500 SIP Endpoint Registrations, 60 Concurrent Calls
SKU: UCM6102
Direct Ship Item Usually ships same day direct from Manufacturer
$‎339.00
Grandstream IP PBX Appliance, Up To 2000 SIP Endpoint Registrations, 200 Calls, 64 Attend
SKU: UCM6510
Direct Ship Item Usually ships same day direct from Manufacturer
$‎1,999.00