TCS WOW121 Sound Steam Decoder
SKU: TCS 1525
This 21-Pin, 6 function, WOWSound decoder includes all of the
amazing features and incredible performance found in a WOW101 in a
shorter form factor with the popular 21-Pin plug. This decoder does not
include a Keep-Alive™ device, but pairs wonderfully with one of the
motherboards below (all of which include a built-in KA2).