The Standard Memory Expander SMX-A4 is a 4MB RAM expansion for MSX2/MSX2+/MSX turbo R. It has released in Korea in 2016.

The PCB is sold without case. The contacts are gold plated. A label for Overich's case is included.

Gallery

Standard Memory Expander SMX-A4 packaging

Standard Memory Expander SMX-A4 PCB

Standard Memory Expander SMX-A4 PCB back

Specifications

• 2 x 2048kB DRAM chips
• MSX2/MSX2+/MSX Turbo R compatible.

Links

• Blog on Naver (in Korean)