SY-1000 Analog Language Laboratory SystemFeature List of SY-1000 Analog Language Laboratory System1. Functions of Teacher SideTeaching: Teachers can teach to all students, broadcast voice to
DH-01 Digital Language LaboratoryDH-01 Digital Language Laboratory System Feature: Multi-functional and powerful language learning system with functions: AUDIO / TEXT broadcasting, d
DH-04 Digital Language LaboratoryDH Language Laboratory >> DH-04 Digital Language Laboratory Dual-core sub-screen CRT color monitor display system, one monitor not only can be
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