PRODUCT DESCRIPTION -Colour: Transparent White -Type: 1,USB A Male to USB A Male Length: about 64cm 2,USB A Male to A M male Length: About 24cm -Suitable For External hard disk PRODUCT PARAMETERS Product Name:USB2.0 CABLE AM TO AM Color:Black, White, Red, Blue ect... Connectors:USBA(M), USBA-AM Standard:USB 2.0; up to 480 Mbps; Length:0.2m/0.5m/1m/3m/5m Destination:Suitable For External hard disk Conductor Material:Bare Copper, Tinned Copper optional; Shield:AL-Foil Layer; AL-Foil Layer+48/64/96Braiding Shield+Drain Wire optional; Out Jacket Material:PVC, TPE, Nylon-Braid optional; Cable OD:4.0mm/4.5mm optional; Package:PE Bag. Opp Bag, Blister Box, Gift Box optional; Brand:OEM/ODM Optional; PRODUCT ELECTRICAL Quality Controloperation according to regulations & rules in ISO9001:2008 VoltageDC300V 5M ohm/10ms Insulation Resistance10M min Contact Resistance2 ohm max Working Temperature-25C-80C Connecting Test100% PRODUCT DETAILSBulk USB CABLE AM TO AM website:http://www.otechkabels.com/usb-cable-2-0/usb-cable-am-to-am/