Luxury Class A7 AURA Bidet Toilet Seat Affordable luxury. Breakaway from the ordinary with the Bio Bidet Aura A7. The Aura A7 is designed to meet the needs of those looking for a bidet with additional features and durability at a great price. The Aura A7 comes with many of the same benefits of higher priced units without any of the extras that are not needed. Keeping quality in mind while designing this unit, we have been able to keep the most sought after features available. The result is a sleek and technologically advanced seat that offers a complete hygienic solution. Enjoy all of the benefits of a fully electric bidet in the most streamlined and aesthetically elegant unit yet.