1.Hotel Lock System, proximity RF Card 2.Pure Brass lock shell, durable 3.Register 225 user card 4.Support Bluetooth Hotel Lock SystemProduct Description: 1.European style.2.Controlled by micro-motor,consume less energy.3.Use RF IC card,proximity,convenient for hotel management.4.Microwave sensor no influence by exterior ray.5.Quick response when reading cards.6.It can be configured by PDA or PPC ...