Epson LT-286 - Manual (Page 160)

Options
Modem
Memory
Expansion chassis
Carrying case
Internal 300/1200-baud or 1200/2400-baud
Hayes-compatible, auto-dial
2MB expansion modules (SIMMs); up to 4MB
expansion memory supported on system board
One 8-bit expansion slot
One 16-bit expansion slot
Soft case for carrying computer
E-4 Specifications