The Attero Tech unAIO2x2+ I/O interface is a 2in/2out, cost-effective way to add up to two channels (in and out) of analog audio to any AES67-based networked audio system.The unAIO2x2+'s small form factor and PoE power capability make it easy to put AES67 connectivity where it's needed - near the audio source or sink thereby eliminating costly and interference prone analog wiring. The unAIO2x2+ includes several features such as true +48V phantom power, maximum input and out levels of +20dBu, several input gain settings, and full output level control.