Crucial CT2K2G2S667M | Technology 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 non-ECC Unbuffered CL5 200-Pin SoDimm 1.8V Memory

Technical Specs:
- Capacity: 4GB (2 x 2GB)
- Memory Type: DDR2 SDRAM
- Memory Speed: 667 MHz
- PC Rating: PC2-5300
- Error Correction Code: Non-ECC
- Buffered/Unbuffered: Unbuffered
- CAS Latency: CL5
- Pin Count: 200-pin
- Voltage: 1.8V

Helpful Notes:
1. This memory kit is designed for laptops and other portable devices that use 200-pin SO-DIMM memory.
2. The DDR2 technology is older and may not be compatible with newer systems that require DDR3 or DDR4 memory.
3. Non-ECC memory is suitable for most consumer applications, but may not be suitable for mission-critical systems that require error correction.