Would Arduino Nano be good for Bluetooth + Sound

so i've been browsing around whole looking microcontroller that's super small. far smallest 1 found arduino nano. before go buying it, there questions have it.

is bluetooth compatible , if bluetooth code?
is there smaller that's bluetooth compatible?
would arduino nano (or device in question above) able play sounds?

hi, assume have read datasheet of nano , came conclusion bluetooth not natively supported.
you did download , read datasheet, correct ?
arduino nuno datasheet
https://www.google.ca/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&sqi=2&ved=0ccyqfjabahukewjp2agn9fnhahwbgj4khxwgaey&url=https%3a%2f%2fwww.arduino.cc%2fen%2fuploads%2fmain%2farduino-uno-schematic.pdf&usg=afqjcnein0blknpvirsgwsm7fjdv-qx7pa&sig2=3mvophn5voj_w3ez9bsvaq&bvm=bv.102537793,d.cww

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