EXFO America Inc. TK-AXS-805-E1 Test kit including AXS-200 platform 320x240 pixel color displayE1 test moduleDual TX/RX E1 interfaceE1 testing including:-Dual TX/RX E1 simultaneous testing Terminate mode, Monitor/Bridged mode, CSU/NIU emulation, Fractional E175 and 120 O- BERT