FEATURES:

• Color video 
• screen 4.3 " 
• Mechanical control, 
• high-quality two-way communication, 
• connect an additional monitor external devices (call panel, surveillance cameras), 
• internal audio communication between the monitors 
• feature remote opening of the lock. 
• The size of the internal monitor: 180 * 175 * 25mm. 
• Dimensions front panel:. 43.2 * 29.3 * 140,6mm 
• includes: internal monitor, voice tube, the outer panel vyzovas-mounted cable, wall bracket, swivel angle, the mounting screws. 
• Built-in power supply.