Implement secure sensor and audio functionality to your network video system with the D3110 Mk II Connectivity Hub from Axis Communications. Suitable for network video systems that don't have sensor and audio capabilities or for systems that need additional sensor and audio ports, this hub connects to a wide range of non-visual sensors to trigger alarms and events in your system. Additionally, the hub improves surveillance coverage and awareness when connected to a microphone and speaker via high-quality audio.