I-O Data offers a 1.6TB external drive with USB2.0 and Firewire connectivity.
The I-O Data drive measures 136 (W) ×266 (D) ×131 (H) mm and weighs 4.4kg. The drives used run with 7,200rpm. The 1.6 TB external drive sells for 280,000yen (~$2,721).
More details on I-O Data product page (Japanese). First seen on Soroban Geeks (French).
Lacie also offers a 1.6TB Drive that is actually available on Amazon.com for $2,018.99. Compare Prices on Lacie Drives.
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