It's one of these. 4 prong, standard dryer outlet. Home built in 2005.

You answered 99% of my question already, I plug into one outlet and then "Y" it to two inputs to miner.


https://www.lowes.com/pd/Utilitech-Black-30-Amp-Round-Dryer-Industrial-Dryer/3775477?cm_mmc=shp-_-c-_-prd-_-elc-_-google-_-lia-_-205-_-wiringdevices-_-3775477-_-0&placeholder=null&ds_rl=1286981&ds_a_cid=112741100&gclid=CjwKCAjw3MSHBhB3EiwAxcaEu4WHAyERNSTElJbpY_xp5mSqbiJZssYTo2qAuEc_p5yafHXEH441wRoCiFUQAvD_BwE&gclsrc=aw.ds