We all know some camera use special Mini USB connector to connect PC and camera for data transfer and charging, it is not common USB 2.0 Mini B type connector, but 8 pin mini usb connector, pls see 8 pin mini usb connectoron Brand camera, such as SONY, PANASONIC, NIKON, PENTAX, etc.
We make USB2.0 a to mini 8 pin camera cable, it also named Digital Camera Mini 8 Pin USB Data Cable for Nikon CoolPix or USB 2.0 A to 8-Pin Mini B Cable with Ferrite for Nikon CoolPix P90. It uses standard USB 2.0 Wire, and support charging camera battery and transfer data to PC. The common USB A to Mini-B 8 pin Cable for Pentax Panasonic Nikon Digital Camera length can be up to 10 meters without amplification.
10 meter USB 2.0 A to 8 pin mini camera cable
We made 15 meter USB 2.0 A to 8-Pin Mini B Cable with amplification, then camera can be worked normally in a remote length. It also supports most operation system, such as Win7/8/10, Linux, XP. Ferrite core filter out signal noise and reduce transmission errors and full-lined shielding to protect against external signal interference. 
This 15 meter USB 2.0 A to 8-Pin Mini B Cable is compatible with most brand Camera with 8 pin mini B female connector, such as Nikon CoolPix P90, CoolPix S630, and other Model No. Pls see pictures.
