VA-6500 CN1 Noise Detection Board PA System Datasheet Manual Firmware Feature* Collect the ambient noise data and upload them to the system for automatic adjustment of the output volume in this zone.* Report the working status of the equipment: online status, failure status, etcSpecification:ModelVA-6500Network interfaceRJ45*1, 10/100 Mbps adaptive, IGMP, TCP/IP protocolNoise detection signal interface4 noise detection signal inputsSupporting board quantityA maximum of 8Size 263 × 124 × 30Weight0.2 kg