3 ms·Cant you link over USB? Surely one of the phones is OTG.by rasz 4y agoCant you link over USB? Surely one of the phones is OTG.vanchor3 4y agoOTG is used for the USB game controller(s) to the Android phone on the "driver" side. On the field, there's a second Android phone attached to the robot which receives the input from the driver side Android phone.rasz 4y agodoh, somehow I missed "one for the controller" part. Sorry.