Sorry for the delay and I have replied to your on another thread. Thanks a lot.

@WilliamW Good day. Sorry for the delay. Thank you very much for your time and patience. Sorry that we did not have any models of access point that support MC2UC. Thank you very much.

@Vittorio Good day, D means detachable; For TL-WN901nd, it has 3*5dBi Detachable Omni Directional (RP-SMA); For 901N, It has 3 Fixed Omni-Directional Antennas; Thank you very much.

@Bogart Good day. Thank you very much for your time and patience. Did you set up the TL-WA1201 as an access point? Do you have a stable connection from the main router? Have you checked both 2.4ghz...

@titos3 Good day. Have you tried to do a factory reset on the access point: hold the reset button/pinhole for 10s till all the lights turn on then off; If nothing happened, please feel free to...

@niles Good day. Thank you very much for your time and patience. May I know why do you need these information? For the 901N, it seems like there is only one hardware version, V6. So the chipset might...