PBX Systems made in China

Grandstream UCM6208 IP PBX 8FXO, 2FXS Appliance
Grandstream UCM6208 IP PBX 8FXO, 2FXS Appliance
Grandstream UCM6116 Innovative IP PBX Appliance
Grandstream UCM6116 Innovative IP PBX Appliance
Grandstream UCM6204 IP PBX with 4 FXO and 2 FXS Ports
Grandstream UCM6204 IP PBX with 4 FXO and 2 FXS Ports
Grandstream UCM6202 IP PBX 2-Port
Grandstream UCM6202 IP PBX 2-Port
Grandstream UCM6108 IP PBX Appliance
Grandstream UCM6108 IP PBX Appliance