It is a 22/2 commercial grade riser Rated general purpose multi-conductor wire for audio, instrumentation and control applications.
7 strand annealed bare copper conductors
Semi-Rigid PVC insulation
Riser rated PVC jacket
UL 444, UL 13 CMR rated for the US and Canada
Standard package 1000 foot spool
Applications: Balanced and unbalanced Audio formats, Infrared (IR), RS-232C signaling and Instrumentation and Control