I have not tested this so it might as well be listed for parts.
Playstation 1 Console With 1 Controllers, 2 Games and Memory Card
My psx doesn't detect any memory cards or controllers : r/psx
Sony PlayStation 1 PS1 With 1 Controller 2 Games And Memory Card
Retro Fighters Wireless PlayStation 1/2 Controller
Buy For PS1/PSP/N64/ With 40000+ Games With Wireless Controllers
RetroScaler Psxmemcard PS1 Memory Card - Supports
Playstation 1 memory card A PS1 PSX game utility affordable New
PlayStation 1 PS1 Console 1 Controller, 2 Wireless controllers, 2
Official Sony PlayStation 1 PS1 Slim PSone Console Complete
PS2 Console from 2P Gaming
MemCard PRO2 for PS2 and PS1 (Smoke Black)
PlayStation 1 PS1 Console 1 Controller, 2 Wireless controllers, 2