Hitachi 22K5650 | 20GB 4200RPM ATA/100 2.5-inch Internal Hard Drive

Technical Specs:
- Brand: Hitachi
- Model: Endurastar N4K30 HEN423020F9AT00
- Capacity: 20 GB
- Form Factor: 2.5"
- Interface: IDE Ultra ATA/100 (ATA-6)
- Rotational Speed: 4172 RPM
- Buffer Size: 8 MB
- Average Latency: 7.2 ms
- Seek Time: 12 ms (average)
- Data Transfer Rate: 100 MBps (external)
- Shock Tolerance: 200 g @ 2ms (operating), 800 g @ 1ms (non-operating)
- Vibration Tolerance: 1 G @ RMS (random) (operating), 5 G @ RMS (random) (non-operating)

Helpful Notes:
- This hard drive is suitable for older laptops and devices that use IDE interfaces.
- The 8 MB buffer helps to improve data transfer rates and overall performance.
- The shock and vibration tolerance make this hard drive durable and reliable for use in rugged environments.