We tested these cameras last year, they are Pelco but relabelled from Vivotek.
Now Pelco is running what they call a "6 Pack" deal at $100 per camera:
********* ** **** ***** ********, ** ** * *** **** deal:
**** ** ****** ** **** ****, pricing ***~$*** ***.
*********** ** *** ** **** ** a *** *** ** ******** / Pelco ** *********** ** *** ****** market ***** ** **********'* *** * ****** ******* (******).
*** **** ** *** ******* *******?