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Sony Reader PRS-500

PRS-500 · 2006–2007 · e-reader

Specifications

Cpu: undocumented low-power embedded processor (manufacturer not publicly confirmed)
Ram: max: not officially documented · base: not officially documented
Ports: USB (charging, data)
Battery: internal Li-ion, rated up to 7,500 page turns per charge
Display: 6" E Ink electronic paper, 170 ppi, 4 level grayscale, no backlight
Storage: base: 64 MB internal · options: Memory Stick up to 4 GB · SD card up to 2 GB
Release Price: $350

storage

Memory Stick up to 4 GB or SD card up to 2 GB · Dual card slots on the side, no disassembly needed.

~$20

EASY