I have replaced my BFL 12GH/s by this R-Box at 32GH/s ... here is the setting to use it (you can update the first message with the picture if you want).
Picture are here :
https://bitcointalk.org/index.php?topic=885753.msg9848021#msg9848021It's for solo mining ... replace "localhost:8332" with your pool if needed.
-u = username (on pool or RPC server)
-p = password (on pool or RPC server)
Thanks for this subject, it have guided me to choose a replacment device ...
PS: fan has been replaced by a less noisy ... that why the temperature is not 39-42°C ... but 61°C.

no problem, and ... no noise !
http://imagizer.imageshack.us/a/img661/9473/z73iUH.jpgNo, icarus-* isn't a recognized option at all by BFGminer and is ignored silently. It'd be properly done via --set-device icarus: