If you compare the KTR-27B with similar units, you will find that the doors close with a soft click.
Sede: R. Manuel de Ávila, 26 - B. Maranhão - CEP 03072-030 - São Paulo | Filial: R. Dr. Vidal Reis, 430, Sl. 01 - Pq. Novo Mundo - CEP 02181-000 - São Paulo Telefones: 11 9 3078-1917