You are watching a NEW LA32 (MB87146A) chip from Roland, part number 15229896. It was used in later versions of Roland D-50, D-550, D-110, CM-64 and MT-32
This is a original NEW old stock part in mint condition. I do have thousands of NEW original parts from Roland. Contact if you are looking for something.
Shipping charges (registered) included to any part of the world. Shipped from EU.