I need a bluetooth module but I need help decideing which one to get since there are so many online.
I found these 2:
http://www.amazon.com/Banggood-Wireless-Bluetooth-Transceiver-Backplane/dp/B008MVIBV4
http://www.amazon.com/KEDSUM®-Arduino-Wireless-Bluetooth-Transceiver/dp/B0093XAV4U/ref=sr_1_1?ie=UTF8&qid=1416350514&sr=8-1&keywords=btm222
Do you guys know if these have voltage regulators so I dont need resistors to use them?
And if neither of these do have them than can you point me to one that you use?
Thank you for the help 