MIC2920A-5.0WSTR MIC2920A-5.0WS-TR MIC2920A-5.0WSTR TEL:88834448 MIC2920A-5.0WT MIC2920A-5.0WU MIC2920A-5.0YS MIC2920A-5.0YSTR MIC2920A-50BS MIC2920A-50BSTR MIC2920A-50BT