TK-881A-TC唐朝 有线讨论型代表单元 TK-881A

TK-882A-TK-882A

TK-883A/883-TK-883A/883

TK-886-(黑）(705管)

TK-886A-(黑）(705管)

TK-886S-(黑）(705管)

TK-886SA-(黑）(705管)

TK-887-(银灰705管)

TK-887A-(银灰705管)

TK-887S-(黑705管)

TK-887SA-(黑705管)

TK-889-(黑）(3512短管)

TK-889A-(黑）(3512短管)

TK-889S-(黑）(3512长管)

TK-889SA-(黑）(3512长管)

TK-8800HK-TK-8800HK

TA-S100-高清摄像机

BL-T600-教学录播主机

TA-D300-TA-D300

TK-831-TC唐朝 有线讨论型主席单元（铝合金面板+2.4寸彩屏+方杆） TK-831