Enables 3',5'-cyclic-nucleotide phosphodiesterase activity. Acts upstream of or within regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway and regulation of protein kinase A signaling. Predicted to be located in membrane and perikaryon. Is expressed in alimentary system; cardiovascular system; nervous system; and sensory organ. Orthologous to human PDE10A (phosphodiesterase 10A). [provided by Alliance of Genome Resources, Apr 2022]