Yeastar O2 Module (2FXO) YST-O2Yeastar O2 Module (2FXO) is a module with 2 FXO ports to terminate two analog PSTN(POTS) lines. The O2 Module 2FXO is compatible with MyPBX series and S-Series PBX.A module with 2 FXO ports to terminate two analog PSTN(POTS) lines. It can be used in MyPBX SOHO, MyPBX Standard, MyPBX Pro, MyPBX E1. MyPBX E1 Plus, MyPBX Enterprise, and TDM800 Card.Two analog PSTN(POTS) linesCompatible with my PBX seriesCompatible YEASTAR asterisk card0.05 lbs. normal weight 0.01 lbs. dimensional air weight 0.01 lbs.
