????????

???POE?????????????

???DC12-24V???磨???220V?12-24V???????????????????????

??????????????IP????????????????????????????й?Ч?????????????????????????????????????????????Ч??

????????/??????????

???????30W   ????????35W                           

???磺48V??POE???磩                                        

???????300-9000Hz               

????????128dB/1W/1M           

??磺135 x 106 x 139 (mm)                    

??????0.98kg