As one of its daily deals, Woot offers the Bio Bidet DIB Special Edition Seat in Elongated (pictured) or Round for $376.99 plus $5 for shipping. That's the lowest total price we could find by $317. It features a touchscreen wireless remote control, 3-in-1-nozzel system, adjustable oscillation wash, on-demand water heating system, aerated water stream, adjustable heated seat, and up to a 200-lb. capacity.
Woot also offers the Bio Bidet BB-70 Simplet Attachment in White for $19.99 plus $5 for shipping. That's a price low by $12, although we saw it for a buck less in June. It features a removable nozzle, metal water supply hose, and adjustable water pressure. Deals end today.