Check the listing for details. Dynamo 640 USB External USB Fujitsu 640mb Externally Powered. Condition: Open box. Listed at 150.00 USD. Micro Technologies ITEM: Condition: Warranty: Fujitsu 640USB External 640mb USB MO Drive NEW Drive-- NEW External Case - USB Cable & Power Cord 90 Days Fujitsu 640USB External 640MB USB MO Drive Product Description: This an External Fujitsu 640MB USB Magneto Optical Drive is very easy to use. Useful at many remote sites or Work Stations. Move from one work Station to another in Minutes! Works with Laptops as well.Works with AC Power 110-240 (OK for European Power) Works with Windows & Apple Operating Systems. Includes NEW USB Cable & Power Cord. Great for reading 3.5" cartridges. Will Read and write 640MB, 230MB, 128MB Product Details: Fujitsu 640USBExternal Compatible with 640MB, 230MB, 128MB 3.5" Magneto Optical Drive 110-240 VoltageNEW Drive & Case, as well as NEW Cables90 Day Warranty Other Details: Interface: USB-- Storage Capacity by Disk 640MB, 540MB, 230MB, 128MB Sector Capacity2,048 Byte512 Byte Drive Data Transfer Rate Max: 3.92 - 6.70 MB/s, 3.52 - 5.87 MB/s, 3.54 - 5.94 MB/s, 2.00 - 3.16 MB/s,1.65 MB/s Write0.99 - 1.70 MB/s, 0.93 - 1.55 MB/s, 0.78 - 1.30 MB/s, 0.47 - 0.75 MB/s, 0.39 MB/s Read2.98 - 5.09 MB/s, 2.79 - 4.66 MB/s, 2.33 - 3.91 MB/s, 1.40 - 2.23 MB/s, 1.16 MB/s ATAPI Interface Data transfer Rate 16.6 MB/s (PIO mode4 ,DMA mode2) , 33.3 MB/s (UltraDMA mode2) Seek Time (typ.)23 ms Average Latency Time8.2 ms5.5 ms Rotational Speed (typ.)3,637 min-1 (rpm) 5,455 min-1 (rpm) Load Time12 s8 s Unload Time4 s InterfaceATAPI Buffer size1,844 kB Power Requirements+5 V DC+/-5 % Dimensions (W×D×H)101.6 x 150.0 x 25.4 mm (with bezel) Weight410 g (with bezel) Power ConsumptionReady5.0 W Random W/R5.8 W Standby mode1.8 W Ambient temperatureOperating5 to 45 degrees C, 10 to 85 % VibrationOperating3.92 m/s2 (0.4G) (5-500 Hz) Non-operating9.8 m/s2 (1.0 G) (5-500 Hz) ShockOperating19.6 m/s2 (2.0 G) Non-operating49 m/s2 (5.0 G) Please E-mail us with any questions that you have Summary of Sales Policies Payment Paypal preferred. Credit cards** through Paypal* or direct by phone, fax, or email. * If using a Paypal's E-Check, the item will not be shipped until check clears. ** Credit Cards subject to approval from outside US and EU. Fees Sales tax will be added to all items being shipped to California destinations. California based resellers must have a current signed certificate on file with Micro Technologies, Inc. or tax will be added. Shipping Worldwide shipping is available. Micro Technologies is not responsible for VAT or other customs charges. Delivery We ship every day except weekends and holidays. Shipment occurs within 1 business day of receiving payment. Returns & Refunds We offer a warranty on most products. During the warranty period any item found to be defective will be repaired or replaced. If we cannot repair or replace the item a full credit or refund will be issued. Note: if a returned item is deemed not to be defective a 15% restocking fee may apply. Contact Us We respond to all emails promptly, even on weekends We are open for business Mon-Fri 8am-5pm PST. We are closed for US holidays.