u-law and A-law, 1.536, 1.544, 2.048 MHz, Enhanced Noise Reduction 20-PDIP -40 to 85
u-law and A-law, 1.536, 1.544, 2.048 MHz, Enhanced Noise Reduction 20-PDIP 0 to 70
A-LAW, PCM CODEC, PDIP16
MU-LAW, PCM CODEC, PDIP16
u-law and A-law, 1.536, 1.544, 2.048 MHz 20-PDIP -40 to 85
