Kingston KVR266X64SC25/1G DDR266 1G/128x64 SODIMM Notebook Memory
Specifications:

Mfr Part Number: KVR266X64SC25/1G
Type: DDR SODIMM
Capacity: 1 GB
Speed: PC2100 266MHz
Size & Bit: 128M x 64
Pins: 200pin
ECC: No
Registered: No
Chip: Kingston
Cass Latency: 2.5