Bestekmall offers the Bestek 4-Piece Wireless Doorbell Kit for $19.98. Coupon code "FORPRO60" cuts it to $7.99. With free shipping, that's tied with our April mention, $12 off, and the lowest price we could find. Buy Now Features 2 plug-in receivers 2 push-button transmitters 36 chime options 500-foot wireless range
One brand takes five of the top honors, while another ranks highest in three categories.