Akuvox S539 Indoor Monitors It is typically used in

It is typically used in multi-unit buildings

these cards support multiple applications and fast read/write cycles

Wiegand and three input ports

56 MHz & 125 kHz)

Akuvox S539 Indoor Monitors It is typically used inAkuvox S539 Tamper and vandal resistant Door Phone for luxury Buildings Akuvox S539 video door phone, featuring a terraced surface, a multi functional camera module, and over 15 access control methods, is built in with an avatar. More convenient, more secure, and more interactive. The S539 features 2 HD cameras, a QR code camera, infrared led, a 10 inch screen, 3 output relays, wiegand, RS485, one line out, 3 input ports, a built in reader and dual