Dinstar UC2000-VG-32G is a multi-functional This 4/8/16/32Port VoIP GSM Gateway that aids in the effective implementation of calls between 2G/3G mobile networks and VoIP networks. This 4/8/16/32Port VoIP GSM Gateway features a newly designed pop-up SIM card slot that allows customers to effortlessly change SIM cards without removing equipment.

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