# content
R705       *Smartphone android devices used as a ROBOT CONTROLLER must connect to the REV Expansion Hub using USB. If used as a ROBOT CONTROLLER, the smartphone android device must be connected via its integrated micro-USB port to a REV Expansion Hub either:

A.      a mini-USB to OTG Micro Cable, or

B.      any combination of Mini USB Cable, a USB Hub (powered or unpowered) and an OTG Micro adaptor (the OTG functionality can be integrated into the USB Hub).

# contentMap.en
R705       *Smartphone android devices used as a ROBOT CONTROLLER must connect to the REV Expansion Hub using USB. If used as a ROBOT CONTROLLER, the smartphone android device must be connected via its integrated micro-USB port to a REV Expansion Hub either:

A.      a mini-USB to OTG Micro Cable, or

B.      any combination of Mini USB Cable, a USB Hub (powered or unpowered) and an OTG Micro adaptor (the OTG functionality can be integrated into the USB Hub).