Yeastar B2 2-BRI Extension Module

Yeastar B2 2-BRI Extension Module (YST-B2) The Yeastar B2 Module is used to customize the connectivity of a compatible Yeastar MyPBX or S-Series phone system. Specifically, this module gives enables 2 BRI Ports for 4 total BRI channels. This module fits into one of the on-board module slots for the S412, S20, and S50. It requires an expansion board to fit into the S100 or S300 units. Features Enables 2 BRI ports Allows for addition of 4 BRI channels Compatibility Yeastar S-Series (S20, S50, S100, S300, S412) Yeastar MyPBX SOHO Yeastar MyPBX Standard Yeastar MyPBX U100 Yeastar MyPBX U200 Yeastar MyPBX U500 Series