9 level fall the function of a confusion of voices, 36MM moves the driving unit that encircle type to give you a more clear word acoustic quality. Interphone, exterior dazzle cruel, volume is minor, skill can master, communicate with it adjustable frequency, confidential letter is goodLet a distance do not communicate real time interphone in block upCan serve personnel to dining-room or hotel staff is used, handle customer demand in time, raise customer satisfaction to spendConfuse you model interphone falls noise exceeds interphone of vogue of hotel of strong signal mealChe Zaila of wireless interphone high-power interphone of stage of tooth door the right hand side
Confuse you model interphone falls noise exceeds interphone of vogue of hotel of strong signal meal
Che Zaila of wireless interphone high-power interphone of stage of tooth door the right hand side
