Interactive Flat Panel, Language Lab Headset, OPS PC manufacturer / supplier in China, offering Miboard Integral Wall-Mounted 2.0 Channel Home Theater System Wireless Bluetooth Version 5.0+EDR Soundbar Speaker for TV/Computer with 3.5mm Aux Input, Professional Detachable Bluetooth Version 5.0+EDR 3D Surround Miboard 4K 2.1 Channel Soundbar for TV/Computer/Cinema with LED Lights Display, Miboard Newest Design Powerful and Stable Bluetooth Version 5.0+EDR Surround Sound China Sound System 2.0 Channel Speaker Mini Soundbar and so on.