This is a Western Digital 160GB 7200RPM SATA Desktop Hard Drive, it is part number WD1600JS-61MHB1. This is a USED part, it has been pulled from a working machine and tested. It is sold exactly as pictured and does not include any additional parts or accessories.

Features:

• Cool - Cool operation results in the highest reliability, even in intensely hot environments such as digital video recorders. That's why these, the coolest on the market, are the drives of choice for the world's leading consumer electronics and PC manufacturers.
• Quiet - The technology that Tom's Hardware Guide called "very fast and nearly silent" is used throughout this family of drives. Our WhisperDrive technology minimizes noise to levels near the threshold of human hearing. To cut seek noise, SoftSeek technology streamlines read/write seeking algorithms, resulting in more efficient operation.

Specifications:

• Brand: Western Digital 
• Series: Caviar SE 
• Model: WD1600JS-61MHB1 
• Packaging: Bare Drive 
• Form Factor: 3.5" 

Performance: 

• Interface: SATA 3.0Gb/s 
• Capacity: 160GB 
• RPM: 7200 RPM 
• Cache: 8MB 
• Average Seek Time: 8.9ms 
• Average Latency: 4.2ms