M61515FP
TONE CONTROL/VOLUME CONTROL
M61516FP
MITSUBISHI SOUND PROCESSOR ICs 7.1ch ELECTRONIC..
M61518FP
AUDIO SIGNAL PROCESSOR WITH REC/PLAY BACK AMPLI..
M61519FP
4ch Electronic Volume with 5.1ch Analog Input
M61519FP
AUDIO SIGNAL PROCESSOR WITH SURROUND