ADVISION AD-K101 INTERCOM , Aluminum alloy front panel

Description

• Aluminum alloy front panel flush mounted installation
• Melodious double Ding-Ding-Dong ring sound
• Connection directly to electric lock 12V (no need additional power supply for lock)
• Ring sound with level adjustment (high/low)
• Headphone volume adjustable
• Audio door station Metal for apartment – 1 Line