HOMEVoIP (Voice over IP)CardsUMTS (3G) card for Yeastar MyPBX, 850/1900MHz for Spark and Skinny Yeastar 6-11746 UMTS (3G) card for Yeastar MyPBX, 850/1900MHz for Spark and Skinny SKU #6-11746 Oh oh! That product is no longer available... Check out these alternatives Yeastar 4G-LTE-MODULE-AU 4G LTE Module for Yeastar VoIP PBX Details Yeastar B2-MODULE 2 BRI Ports to add 2 Basic Rate ISDN lines to Yeastar VoI... Details Yeastar D30 DSP module for expanding Yeastar PBX call capacity Details Yeastar EX08 Expansion board for Yeastar PBX Details VIEW ALL Cards