SERENIX SNR Self-adaptive PoE Network Sensor
SR-POE1028
The device will automatically adjust the volume of the broadcast sound to make it larger than the on-site ambient sound; otherwise, when the on-site ambient sound is detected too much smaller than the broadcast sound as the broadcast sound is too loud, the device will automatically adjust the volume of the broadcastsound,so that visitors can hear the broadcast sound in an appropriate volume.
