Iwe-ẹri itọsi
TWS earphone igbeyewo ẹrọ
Ẹrọ idanwo idinku ariwo fun awọn agbekọri alailowaya
Ẹrọ idanwo ohun fun awọn agbekọri
Ẹrọ idanwo fun awọn agbekọri
Ohun elo itupalẹ ohun pẹlu iṣẹ egboogi-ju silẹ
A New Multifunctional Photoelectric Idiwọn Instrument
A olona-ibudo ohun elo igbeyewo
Ẹrọ idanwo-pupọ fun awọn agbekọri alailowaya
Eto idanwo tuntun fun awọn agbekọri alailowaya
Ẹrọ idanwo iwo diaphragm meji
Eto Idanwo Ohun fun Agbekọri
olona-ibudo monitoring eto fun Audio Equipments
Iwe-ẹri Aṣẹ Software
KK iwe itupale software V1.0
Sọfitiwia itupalẹ ohun afetigbọ KK V3.1 (ninu ohun elo)
Ijẹrisi ijẹrisi ile-iṣẹ
Ijẹrisi ọja imọ-ẹrọ giga - oluyẹwo ohun
EU CE iwe-ẹri
Iwe-ẹri Idawọlẹ-giga
ISO ijẹrisi
