Buy.com - Cavalry 500GB - USB 2.0 & eSATA Dual Interface 7200RPM External Hard Drive Kit - Includes SATA to eSATA Adapter Cable for $109.95 after Rebate!:
Offer: There are a lot of these 500GB external drives for $99.99 after rebate, but this one has a USB 2.0 / eSATA DUAL interface! Get eSATA transfers Data up to 3Gb/s! The kit includes a SATA to eSATA adapter cable with bracket to add eSATA performance to virtually any PC.