PC Accessory Mode Number:HB-07BProduct 7 PORT USB HUB1) USB2.0 7 ports HUB,each port is movable 2) USB power by a high speed usb male cable3) Supports 7 bus-powered/self-powered downstream ports.4) Built-in 3.3V voltage regulator allows single -5v op

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product offers to potential: PC Accessory Mode Number:HB-07BProduct 7 PORT USB HUB1) USB2.0 7 ports HUB,each port is movable 2) USB power by a high speed usb male cable3) Supports 7 bus-powered/self-powered downstream ports.4) Built-in 3.3V voltage regulator allows single -5v op , PC Accessory Mode Number:HB-07CProduct 7 PORT USB HUB1)Supports both bus-and self-powered(power adapter included)2)Over-current detection and protection for each down-stream port3)Hot-swappable Plug & Play connection4)Daisy-chian connection of up , PC Accessory Mode Number:HB-07AProduct 7 PORT USB HUB1) USB2.0 7 ports HUB,with colorful LED indicators.2) USB power by a high speed usb male cable(power adaptor included)3) Supports 7 bus-powered/self-powered downstream ports.4) Built-in 3.3V voltag , PC Accessory Mode Number:HB-20Product 4 port USB HUB1) USB2.0 HUB with 4 ports. 2) Supports data transfer rate 1.5/12/480Mbps3) Hot plug and play4) Supports up to 127 USB devices 5) Extensively compatible with scanner, digital camera, digital vidicon , PC Accessory Mode Number:HB-34Product 4 PORT USB HUB1) With colorful LED 2) Expands 4 ports, compliant with all USB devices 3) Driverless, hot Plug-and-Play 4) USB 1.1 and 2.0 version available 5) Full speed up to 12Mbps 6) Compatible wi ,