Yes, audio in and out, plus alarms in and out. You'd have to ask Dahua about why the bare wires. It depends on the models whether you get bare wires or an RCA jack. Bare wires are easily solved. https://www.amazon.com/Conwork-6-Pa...Adapter/dp/B01L6GUCRC?ref_=fsclp_pl_dp_6&th=1 Actually, bare wires, some solder and heat shrink tubing will last much longer when used outdoors.